By Matt Friedlander
By Jacob Uitti
By Lauren Boisvert
By Em Casalena
By Amara Sorosiak
By Jon Mendelsohn
By Cillea Houghton
By Tina Benitez-Eves
BILLY IDOL and AVRIL LAVIGNE perform on 'JIMMY KIMMEL LIVE!' on Monday, April 28, 2025 (Disney/Randy Holmes)
(Photo by Danielle Del Valle/Getty Images)
