Adam Lambert: 'I Wanna Hear U Roar!'
Adam Lambert heads out for a night at the Chateau Marmont on Sunday evening (August 11) in West Hollywood, Calif.
“Yes!!!!! I wanna hear u Roar!!!!! #roar @katyperry,” Adam wrote on his Twitter account.
Last week, Adam was one of the many celebrities who were spotted attending the opening night party for the new club Hooray Henry’s.