The Plain White T’s of “Hey There Delilah” fame appear at 6 tonight at Bimbo’s in a free concert/event sponsored by Samsung and AT&T. Promoters describe the show as a “a one-hour high-energy performance, along with interactive kiosks showcasing the music capabilities of Samsung phones.” Bimbo’s is located at 1025 Columbus Ave., San Francisco.

Visit www.samsungsummerkrush.com for details.

Todd Rundgren

Todd Rundgren — singer-songwriter, pop craftsman and electronic and progressive rock pioneer — appears in concert. His hits include “Hello, It’s Me” and “Bang on the Drum All Day.”

The show is Thursday at 8 p.m. at the Great American Music Hall, 859 O’Farrell St., San Francisco. Tickets are $21, Call (415) 885-0750 or visit www.gamh.com.