"The X Factor" stars from the U.S., U.K. and Australian editions of the show rang in 2014 in different parts of the world. They also posted New Year's Eve/New Year's Day messages on Twitter and other social media on Dec. 31, 2013 and/or Jan. 1, 2014. Here's a summary of what some of the stars did for their New Year's Eve celebrations:
Simon Cowell ("The X Factor" executive producer) was at Sandy Lane Resort in Barbados with his pregnant girlfriend Lauren Silverman; her mother, Carole Saland; his ex-girlfriend Sinitta, who brought her two adopted kids (8-year-old Magdalena and 7-year-old Zac); and Sinitta's boyfriend Jason Gale. According to the New York Daily News, Cowell plans to propose to Silverman before she gives birth their son in February 2014, and that he has worked out a prenuptial agreement with her. Cowell tweeted: "Happy new year. Be young. Be foolish. Be happy."
Niall Horan and Liam Payne of One Direction (third place on "The X Factor" U.K. in 2010) were at Gary Barlow's New Year's Eve concert at Central Hall Westminster in London. Horan was there with model Barbara Palvin (whom he began dating in November 2013), and Payne was with his girlfriend Sophia Smith, whom he's been dating since July 2013. One Direction's Zayn Malik was also in London, and he reportedly spent New Year's Eve at his home with his fiancée, Perrie Edwards of Little Mix, the girl group that was the winner of "The X Factor" U.K. in 2011. Malik and Edwards tweeted a photo of themselves together at an ice-skating rink with this message: "Happy new year everyone! Here's to an amazing 2014! :D Zayn&Perrie Xx"
Horan tweeted: "Love sittin down and lookin at photos from the night befores messin! great Craic last night !"
Payne tweeted: ("The X Factor" U.K. third-place place finalist in 2010): "Hows everyones 1st jan going ? The day seemms lonnggg."
Gary Barlow (former X Factor" U.K. judge) did a New Year's Eve concert in London, as previously mentioned. Parts of the concert were televised live in the U.K. on BBC1. Barlow retweeted messages from several fans saying they had a great time at the concert.
Little Mix ("The X Factor" U.K. 2011 winner) spent time with their loved ones. As previously reported, Little Mix's Edwards was in London with fiancé Malik.
Little Mix's Jade Thirlwall had a Disney-themed 21st birthday party, with her boyfriend Sam Chaske of the dance troupe Diversity among the attendees. She tweeted several photos from the party with these messages: "Must must say a few thanks for my 21st Disney party! Would strongly recommend these contacts to anyone planning parties up north! Xxjadexx" ... "Massive thanks to @kerrieann-clubdelmar and Dane at @clubdelmar1 for giving me the most amazing Disney party ever! X" ... "Thanks to http://www.sparklesdesign.co.uk for the best white choc fountain,fruit palm trees and balloons av ever seen!xjadex" ... "The lovely @adamburrell for takin time from home to make me feel like a Disney princess! #sparkle thank you" ...
"I love this cake sooooo much! Thank you to 'cake my day' :) mmmmmm xxjadexx" ... "Thanks @SnaparazziBooth such a mint idea for a party! Xxjadexx" ... "Lastly me lovely mam @normathirlwall for organising one of the best nights of my life! <3 Now for #NewYear ! Xjadex" ... "Phew! Who's excited for new year?! I'm going out so am likely to send a very happy and emotional tweet to all our lovely mixers! ☺ Xxjadexx" ... "Nanite mixers, happy new year love you all lets take on this year together! :) #mixers2014 xxjadexx"
Little Mix's Leigh-Anne Pinnock was in Swizterland and tweeted photo of herself on a ski slope with boyfriend Jordan Kiffin (a soccer player) and two other people. "Happy new year to all !!" On the slopes mixers! Happy New Year from Switzerland! :) x leigh" ... "Met some beautiful mixers today in Switzerland! Thank you so much for all these treats! :) love u x leigh." She later tweeted a video of herself in a hot tub with a glass of champagne, with this accompanying message: "Happy New Year Everyone! :D #Switzerland #HotTubBaby x leigh"
Little Mix's Jesy Nelson has apparently rekindled her romance with on-again/off-again boyfriend Jordan Banjo of the dance troupe Diversity. On Dec. 31, 2013, she tweeted a photo of the two of them together with this message: "Happy 21st birthday to my gorgeous @Jordan_banjo love u forever and ever <3"
Little Mix also posted theis group tweet: "#Goodbye2013! This year has been AMAZING for the girls & they have YOU to thank..."
Kelly Rowland ("The X Factor" U.S. judge) was partying in Miami with her close friend/former Destiny's Child band mate Beyoncé, as well as with models Jourdan Dunn, Chanel Iman and Joan Smalls. Photos of the women partying together were posted on Twitter and Instagram.
Nicole Scherzinger ("The X Factor" U.K. judge) tweeted: "Happy New Year everyone! Hope and pray 2014 is a most MAGICAL one for everyone! Blessings and love xoxox"
Britney Spears (former "X Factor" U.S. judge) was performing a Planet Hollywood in Las Vegas for her "Britney: Piece of Me" residency series of concerts. According to various published reports, she had a wardrobe malfunction. According to the New York Daily News, Spears' "dress popped open in back, and almost came completely off, in the middle of a number. Thankfully, a backup dancer came to the rescue, buttoning her up in time to continue the musical charade."
Demi Lovato (former "X Factor" U.S. judge) was in Niagra Falls, Canada, where she spent some time with the celebrity news show "ET Canada." She tweeted: Thank you @etcanada for having me. Niagara Falls was amazing.. Thank you!!!" Lovato later tweeted: "Really anxious for the new year. So many things I want to work on...."
Fifth Harmony (third place on "The X Factor" U.S in 2012) tweeted: "*fifth harmony voice* hi i'm ally i'm lauren i'm Normani i'm camila and i'm Dinah we're 5H and this yEAR IS GONNA ROCK WE LOVE YOU CMON 2014."
Fifth Harmony's Ally Brooke tweeted: "This year has been outstanding. I can't wait to see what 2014 brings. Thank you God, Harmonizers, girls....I love you all.So blessed."
Fifth Harmony's Norman Kordei promised her fans a follow spree on Twitter by tweetng: WHENEVER THE CLOCK STRIKES 12:00 WHERE I AM MEANING 2014 #HAPPYNEWYEARLOVENORMANI for a follow yaaay." As a result, #HAPPYNEWYEARLOVENORMANI began trending worldwide.
Olly Murs ("The X Factor" U.K. second-place finalist in 2009) was in London, where he posted a photo of himself at a party. He tweeted: "2013!! Let's make it a good one!! OOSH OOSH! Xx." Later , he tweeted: "Oops...Just seen this and it's 2014.. DOH!"
Sam Bailey ("The X Factor" U.K. 2013 winner) was at the London nightclub G.A.Y. to perform. According to the Daily Mirror, she did a six-song set, including her chart-topping version of Demi Lovato's "Skyscraper." Bailey tweeted: “Wow... What a great night at G A Y... Didn’t get back to hotel til 5.30am. Not done that in a while lol a great night x thanks.”
Mario Lopez ("The X Factor" U.S. host) was at Mandalay Bay in Las Vegas to host Fox's "New Year's Eve Live!" He tweeted: "What an amazing year!! I welcome 2014 with so much love and gratitude to all of you!! Be safe & God bless..." Later, he tweeted a photo of his wife, Courtney, sprawled out on a floor with one of her shoes missing. Lopez tweeted: "Damn... 330am on New Year's Eve & @CourtneyMLopez is hammered & done for the night.." And he also tweeted a photo of his 3-year-old daughter Gia, with this message: "Feliz año nuevo!! Mi reina." (English translation: "Happy New Year!! My queen.) He then tweeted: "Can't wait to see my kiddos. Miss them so much..."
Khloe Kardashian (former "X Factor" U.S. co-host) tweeted that she was spending New Year's Eve at home in California with her brother Rob and her sisters Kendall and Kylie: "Spending NYE @ home w/ @KendallJenner @KylieJenner @ForeverMalika @robkardashian & friends was the way to go! #2014 I love you guys!"
Ronan Keating ("The X Factor" Australia judge) spent his New Year's holiday with his girlfriend Storm Uechtritz (a TV producer) and had a lot to say about it it multiple tweets: "Before the Clock hits 2014 @StormUechtritz and I want to wish all our friends and family in Oz a Happy and prosperous NewYear X" ... "Wishing every1 a peaceful & healthy new year. So much hurt & anger in the world, yet so much 2 b thankful 4. Life's so short, live & b happy" ... "Is this not the greatest gift from your kids ever. Love them so much. So lucky." (accompanied by a photo of a handwritten note from his kids surrounded by wrapped candy).
Keating continued to tweet: "To all my true friends & family who stood by me & helped me through. Thankyou. I love you & I will always be there 4 you 2. Here's to 2014 x"
He then tweeted this message "A New Years Kiss from the top of the World. @StormUechtritz," which was accompanied by a photo of Uechtritz on a ski slope and puckering up for the camera."
He then posted another photo of Uechtritz standing on a balcony with mountains in the backround and her arms raised in victory: "She did it @StormUechtritz conquered #montfort It's gonna be a good year. I'm so proud of ya #nofilter."
Then Keating posted a photo of Uechtritz holding a wine glass, and he tweeted: "And so the party continues. @StormUechtritz ha ha Happy New Year."
Dami Im ("The X Factor" Australia 2013 winner) was in Sydney, where she performed at The Star. She tweeted: "New Years Eve gig at the Star!! Dress by #Michellexdwight @michellexdwight ... Be thankful for another year of opportunities! Love, Dami xx #2014"
Union J (fourth-place X Factor finalist in 2012) had New Year's greetings from their individual members. Union J's Josh Cuthbert tweeted: "HAPPY NEW YEAR EVERYONE I hope 2014 is the best year yet! You guys made 2013 the best year I've ever had, so thankyou ❤️ lots of love x" ... "I've got a good feeling about 2014......fresh new start and a second album. So glad you are all here to be a part of the year ahead."
Union J's Jamie "JJ" Hamblett tweeted on Dec. 31, 2013: "HAPPY NEW YEAR EVERYONE!!! 2013 WAS AN AMAZING YEAR THANKS TO ALL OF YOU! NOW LET'S SMASH 2014 TOGETHER! LOVE YOU ALL XXXXX." Then Hamblette tweeted on Jan. 1, 2014: "Since it's a new year I want to celebrate with you and follow as much of you as I can since you were all so amazing in 2013. Who wants one?"
Union J's Jaymi Hensley tweeted on Dec. 31, 2103: "Happy new year lovers xx" ... "Am I only person who's sooooooo excited about 2014 !"
Union J's George Shelley tweeted on Dec. 31, 2013: "Off to carry on celebrations! Haha just had to cool down my brother from laughing so much! Random night! GO HAVE FUN IT'S 2014! Big Love X." Then on Jan. 1, 2014, Shelleye tweeted: 'Tonsillitis. Brilliant."
JLS ("The X Factor" U.K. second-place finalist in 2008) officially broke up in December 2013, but the members of the group gathered to posted their annual JLS New Year's greeting on YouTube. (Click here to watch the video message.)
And here are some other New Year's greetings tweeted by "X Factor" stars:
Cher Lloyd ("The X Factor" U.K. fourth-place finalist in 2010): "Happy new year to everyone!!! Excited to see what the year brings!!! (: xxx"
Emblem3 ("The X Factor" U.S. fourth-place finalist in 2012): Happy New Year our beautiful minions of love! Let this one be specfabular! #Emblems" Happy new year!! We’re so excited for 2014 and we can’t wait to see YOU!!"
Alex & Sierra ("The X Factor" U.S. 2013 winner): "It's really easy to accidentally delete tweets when your dog won't stop licking your face hahaha but we are wishing everyone a happy new year :o) we're so excited for 2014 and everything that's to come! love you all! ~A&S"
Guy Sebastian (former "X Factor" Australia judge): "Happy New Year Ya'll !!! Hope you had a cracking NYE :-)"
Dannii Minogue ("The X Factor" Australia judge): "Happy New Year from Australia."
Natalie Bassingthwaighte ("The X Factor" Australia judge): "Sending u all love and laughter for a brilliant new year xx."