May 7, 2014 | 10:09am ET
Photo from Twitter via Jen Farina / DuCru
On Monday night, Foo Fighters helped celebrate the birthday of Washington, DC Go-Go legend Big Tony with a surprise 20-song set at the 9:30 Club. One of the more notable moments came during the band’s performance of “Monkey Wrench”, during which Dave Grohl climbed on top of the bar, took a shot of Jäger, and proceeded to jam out for a good two minutes. Watch a pair of fan-shot videos below.
(Read: Reasons Dave Grohl is Awesome: As Told In Photos)