Adam Lambert to perform at GLAAD event

Singer also nominated as Outstanding Musical Artist

Adam Lambert will perform at the 21st annual GLAAD Media Awards, set for April 17 at the Hyatt Regency Century Plaza Hotel in Century City.

He also is nominated this year for a GLAAD Media Award for Outstanding Music Artist.

"GLAAD has advocated for out music artists, including myself, and I am proud to be part of the 21st Annual GLAAD Media Awards this year," Lambert said.