April 1, 2015 is the six-year anniversary of Lady Gaga's performance of Poker Face on American Idol in 2009. This was Gaga's debut appearance on the television show. The live performance featured Walt Millsap as musical director, with Joey Bumpus (drums), Nelson Jackson (keys), and Matt Haze (guitar), joined by classical violinist Daniel Bernard Roumain. You can watch the video on Youtube!
Rehearsal pictures, Joey Bumpus (drums), Matt Haze (guitar).