Billy Unger on his off-screen interests and his band

Kelli Berglund Reacts to Her Best Onscreen Moments! | Breakdown Breakdown | Cosmopolitan

"Lab Rats" Cast Interviews Each Other - Billy Unger Spencer Boldman Kelli Berglund TJ Williams

endurANTs - Clip - A.N.T. Farm - Disney Channel Official

Billy Unger on being part of the Disney XD family

Spencer Boldman & Billy Unger at Radio Disney's Season 4 "N.B.T." Winner Finale Concert

Billy Unger - Plays "Loaded" in Hollywood, Ca.

Bella Thorne, Kenton Duty, Billy Unger: Cody Simpson 14th Birthday Party Interview

Billy Unger's MyFox LA interview

Billy Unger as Ben in You Again

Mila Kunis speaking fluently Russian at Urgant Show March 7th 2013 (with James Franco)

Billy Unger Talks "Lab Rats," Ninjas & Betty White

LAB RATS Set Visit Unveils Prank Wars!

Billy Unger as Wesley in Sonny With a Chance

EXCLUSIVE: 'Lab Rats' Cast Dish On Crazy Fan Experiences [HD]

Billy Unger and Angela Moreno - Never stop

Milla Jovovich on Russian TV | Milla Jovovich speaks RUSSIAN

Billy Unger playing guitar

Exclusive LAB RATS Set Tour & Chat with the Cast!

Kelli Berglund addresses co-stars dating rumors

HTZ found out that the Lab Rats are master pranksters on each other!