Nickelodeon Premieres Season Four of the Hit Live-Action Series Big Time Rush, Thursday, May 2, at 8 p.m. (ET/PT)
Guest Stars Include Gavin DeGraw, Cher Lloyd, Victoria Justice, Scott Baio, Lucas Cruikshank, Yo Gabba Gabba! and More
Big Time Rush to Launch Third Album 24/seven and "Summer Break Tour" in June
