Super Bowl Halftime performers: All-time list - Sports Illustrated
Super Bowl Halftime Performers Through The Years – Photo Gallery – Deadline
Super Bowl Halftime Performers Through The Years – Photo Gallery – Deadline
List: Super Bowl Halftime Shows From 2000 to Now – NBC Los Angeles
List: Super Bowl Halftime Shows From 2000 to Now – NBC Los Angeles
Super Bowl Ratings Chart, All-Time - Sports Media Watch
List: Super Bowl Halftime Shows From 2000 to Now – NBC Los Angeles
Rap Takes Over Super Bowl Halftime, Balancing Celebration and Protest - The New York Times
Super Bowl halftime show past acts: All-time list of performers - Sports Illustrated