Fallon asked the legendary filmmaker about his friendship with Robert De Niro, who has worked on countless movies with Scorsese like Goodfellas and Mean Streets.
These guys are ALL the #FriendshipGoals, to be honest.
Fallon, who showed De Niro his own personal impression of the actor when he was on his show in September, also asked if Scorsese could do an impression of De Niro.