Justin Bieber leveled up his Coachella weekend two headlining set with an expanded setlist and surprise appearances from Billie Eilish, SZA, Dijon, Big Sean, and Sexyy Red.

The pop star transformed the normal act of browsing your laptop into something interesting—and unsettling.

Sabrina Carpenter stacked her set with unexpected cameos from actors like Will Ferrell and Susan Sarandon, with almost sketch-like moments that quickly made the rounds online.