crack up

“And she looks at it and starts cracking up. And she’s like, ‘See, she’s the problem.’

When he saw the result in the mirror, he cracked up: “Oh my God, I’m Geppetto. I look just like the Disney version.”

"I just cracked up laughing of course, because that's what any woman would want to hear, but it's our life, so it's pretty wonderful. He was a man of his word."

Best joke of the sketch: the hosts cracking up with laughter at the thought of paying back student loans.

I cracked up, and it felt like sobbing.