Adam Lambert: Good Morning America!

American Idol‘s Adam Lambert performs his own rendition of Muse‘s “Starlight” during Good Morning America‘s Summer Concert Series at New York City’s Rumsey Playfield on Friday (August 7). Watch here!

David Cook performed his own song “Come Back To Me,” the third official single released from his eponymous album. Watch here!

The latest Idol winner Kris Allen performed an acoustic version of Kanye West‘s “Heartless.” Watch here!

Together, the three of them performed a cover of Fleetwood Mac‘s “Little Lies.” Watch here!

30+ pictures inside of American Idol alum Adam Lambert, Kris Allen and David Cook…