On Tuesday night, the Guardians of the Galaxy star stopped by The Tonight Show to help promote his upcoming flick Passengers and decided to have some fun with Fallon!
Not only did Chris reveal a “very vulnerable” and embarrassing Michael Jackson karaoke story, but the two celebs played a Christmas-themed Mad Lib Theater — and certainly made it naughty!
Ch-ch-check out Chris and Jimmy as they play a silly holiday game of Mad Libs — plus Pratt talks about his embarrassing singing moment (below)!
Pratt and Fallon get their Mad Lib theater on:
The Parks and Recreation star reveals why he won’t sing MJ’s Man in the Mirror anymore:
Make sure to watch The Tonight Show weeknights at 11:35 p.m. EST on NBC!