Many, many other actors and singers, from Larry King to Christopher Walken, have come before Love in paying tribute to Gaga, and we can assume many, many more will follow. Here's a sampling of notable covers so far—we'll keep updating the list as new ones appear.
Joseph Gordon-Levitt does "Bad Romance
Weezer Does Mash-Up of "Poker Face" and MGMT's "Kids"
Ryan Seacrest and Larry King's Disturbing "Poker Face" Duet
Lea Michele and Idina Menzel Do Acoustic "Poker Face" on Glee
Pomplamoose Put Their Signature Spin on "Telephone"
Jesse Tyler Ferguson From Modern Family Covers "Alejandro"
Paramore's Hayley Williams Does Stripped Down Version of "Bad Romance"
Daughtry Does Unplugged Cover of "Poker Face"
Greyson Chance (Child Prodigy/Viral Sensation/Appeared on Ellen/Now Has Record Deal) Covers "Paparazzi"