During the duo’s “Never-Ending Urinal Conversation,” the two talked karaoke and voting, they ate lunch, shaved, did crossword puzzles and so much more, all while each took a long leak.
Eventually, Corden worked on his model airplane and Rudd knitted. Talk about multitasking.
The two actors then hugged out their goodbyes before Rudd settled down on the divider for a nap — while still peeing.
Watch the video above.
13 Craziest Things Jimmy Fallon Has Made Stars Do on 'Tonight Show' (Photos)
From Paul Rudd drinking gravy and Joseph Gordon-Levitt leading a barber shop quartet to Tom Cruise lip syncing his iconic “Top Gun” serenade, TheWrap looks back the late-night host’s whackiest skits
Kaley Cuoco: Pup Quiz (with real puppies)
Cuoco and Fallon answered random trivia questions and receive a puppy for every one they get right.
TV By Joe Otterson | March 11, 2016 @ 7:24 AM
TV By Joe Otterson | March 10, 2016 @ 12:30 PM
TV By Tony Maglio | February 19, 2016 @ 6:48 AM