It is Pearl Jam week on Late Night with Jimmy Fallon.  Thursday night, the band finally performed after three nights of covers.

Pearl Jam performed Sirens, the ballad from Lightning Bolt.

Chris Cornell, the band's closest friend, performed Footsteps with the Avett Brothers on Monday.  On Tuesday, Fleet Foxes front-man Robin Pecknold tackled CorduroyPearl Jam guitarist Mike McCready joined Dierks Bentley and The Roots on Alive Wednesday night.