Keep watching to see who performed. Tetris Kelly: A new song from Lady Gaga, an appearance from Kamala Harris, Olivia Rodrigo, Tate McRae, Stevie Nicks, a Nirvana all-star jam, and so much more.

Yes, the deep dive into the genre-hopping performances from Billy Preston, the late-night sketch comedy show's first musical guest in 1975, to current pop sensations including Billie Eilish and Olivia ...