WATCH: Nick Jonas Tells Bad Christmas Jokes

Who’s better at keeping a straight face: singer/actor Nick Jonas or YouTube star Caspar Lee?

The two faced off recently to trade bad Christmas jokes and find out who would be the worst at not cracking up.

“I will not be losing,” Jonas declared before the competition.

The seasonal jokes got a little naughty and it was quickly evident that Lee wasn’t going to emerge victorious.

Jonas did laugh at a pun or two.

Check out all the laughs (and groans) below: