yuck it up
Upper Intermediate (B2)informal
To laugh a lot and loudly, sometimes in a way that looks like you are showing off how much fun you are having.
"The comedians were yucking it up backstage before the show started."
Hear it in context

Fetterman and Maher ABANDON DEMS LIVE ON AIR...
Mike Nellis · 7:47
party and yuck it up all the time.

Every Cars on the Road Episode! ⚡️ | Pixar's: Cars On The Road | Compilation | Disney Jr.
Disney Jr. · 52:00
all my life Mr Yuck it up tow truck hey wow so

Joe Rogan Can't Make Up His Mind...
Mike Nellis · 7:15
Wearing your little tuxedo and showing up to yuck it up with your friends.

TRUMP STOOGE FOLDS on Air in EMBARRASSING INTERVIEW!
Mike Nellis · 8:37
So you can yuck it up with the president and have him show up to your fights?

MAJOR MAGA Influencer ARRESTED in STING OPERATION!
Mike Nellis · 6:58
You get to do all of that[ __] You get to yuck it up and have a good time.