in stitches
US /ɪn ˈstɪtʃɪz/
UK /ɪn ˈstɪtʃɪz/

1.
partirse de risa, morirse de risa
laughing uncontrollably; in a state of extreme amusement
:
•
The comedian had the entire audience in stitches with his jokes.
El comediante hizo que toda la audiencia se partiera de risa con sus chistes.
•
We were all in stitches watching the blooper reel.
Todos estábamos muertos de risa viendo el carrete de tomas falsas.