She brushes her teeth with a bottle of Jack, he's always on the lookout for rum ― in retrospect, maybe the pairing of Ke$ha and Johnny Depp makes a certain kind of sense, but still, these are two of the last names we expected to find hitting the stage together.

So how did this happen? On Wednesday, musicians gathered at LA’s El Rey theater to pay tribute to Tom Petty and the Heartbreakers. At one point, this included Ke$ha’s vocals and Johnny on guitar performing “Last Dance With Mary Jane” along with The Black KeysPatrick Carney.

Related Article: Obama vs. Depp: Which Daughter Gets To Take 1D Home?

Is it too late to get Johnny a guitar solo on Ke$ha’s album Warrior? Maybe some vocals? We kinda love the idea of these two jamming together…