Aerosmith will perform a set at the MusiCares Person of the Year event honoring them Friday night in Los Angeles as expected.
Russell Brand is set to host the event. Melissa Etheridge, Nuno Bettencourt, Jessie J and Kesha have also been added to the lineup.
Previously announced performers include Cheap Trick, Gary Clark Junor, Alice Cooper, Gavin Degraw, Johnny Depp, Foo Fighters, Sammy Hagar, John Legend, John Mayer, LeAnn Rimes and Yola.