“Not many people know this, but ‘West Side Story’ is actually based on another classic tale of star-crossed lovers — ‘90 Day Fiancé,’” DeBose quipped.
McKinnon popped up to do a medley of songs from the musical with DeBose — but mostly contributed lots of body English.
“That was pretty good, Kate,” DeBose said.
“Yeah, I know. I’ve been on Broadway ... like, the sidewalk,” she deadpanned.
She came through in the end, though.
Check it out in the video clip above.