Fleetwood Mac's Lindsey Buckingham reunited with the University of Southern California marching band Wednesday for a surprise performance at the school's Bovard Auditorium.

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Buckingham originally worked with the university's marching band on the 1979 recording of "Tusk," which has become a theme song at USC sporting events since, as well as a favorite of the seminal rock band. He was visiting USC to speak for the entrepreneurship class "The Leap," for which previous guests have included Quincy Jones, Pete Carroll and Jessica Alba.

Buckingham's speech included solo acoustic performances of "Never Going Back Again," "Bleed to Love Her" and "Big Love." With the USC marching band, he performed "Tusk" and "Go Your Own Way." Watch those latter two performances below.