SNL Promo: Joseph Gordon-Levitt and Mumford and Sons

CLIP09/22/12
Details
Also available on the NBC app

Joseph Gordon-Levitt hosts an all-new SNL with musical guest Mumford and Sons.

Appearing:Kenan Thompson
Tags: Saturday Night Live, promo, Joseph Gordon-Levitt, mumford and sons, kenan thompson
S38 E21 minSneak PeekComedyLatenight