Olly Murs, Little Mix, Union J, James Arthur at Alton Towers Live in 2013

Several alumni of "The X Factor" U.K. are set to perform at an Alton Towers Live all-star concert on July 6, 2013. Alton Towers is an amusement park in Staffordshire, England. The concert tickets, which start at £55 each, went on sale on March 1, 2013.

Olly Murs, Little Mix, James Arthur and Union J are the former "X Factor" U.K. contestants who are performers at the event. Also on the concert's lineup are Rizzle Kicks, Stooshe, Conor Maynard and Labrinth.

On "The X Factor U.K., Murs came in second place in 2009; Little Mix came in first place in 2011; James Arthur came in first place in 2012, and Union J came in fourth place in 2012. They are all signed to Syco Music, the record company co-owned by "The Factor" U.K. executive producer Simon Cowell and Sony Music.

Murs and Little Mix are represented by Modest! Management. Arthur is represented by Vector Management. Union J is represented by Crown Talent and Media Group.

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, The X Factor Examiner

Carla Hay has been a longtime viewer of talent contests on TV. When she was a writer and editor at Billboard, she was one of the first people in the media to extensively cover "American Idol" and similar TV shows. As an entertainment journalist, she has done hundreds of celebrity interviews,...

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