Singer Beyonce surprised University of Southern California
students when she was spotted on campus..
Bey could be sen trying to stay covered up in a green jacket while weaving her way through the crowds with the help of security.
The singer was said to be practicing for her upcoming Super Bowl 50 halftime showÂ with her squad.
â€œHer dancers were dancing and rehearsing,â€ a source tells E! News. â€œThey blocked everything down and the windows so nobody could see.â€