While Jimmy Fallon's Lip Sync Battle has officially moved on from a Tonight Show segment to a full-blown TV show, Fallon's still got a few karaoke-themed tricks up his sleeve. Take this game for instance, in which he and Chris Pratt karaoke some recognizable tunes with the lyrics tweaked:

via The Tonight Show With Jimmy Fallon

Seems like some pop stars could probably use Fallon's writing team as lyricists. "Gurgle spit into a tuba" displays some thematic sophistication not found in Top 40 tunes these days.