You have/you’ve got to laugh
Definition 1 of 1
Pro Tip 1/3Coping Strategy
The phrase often implies making the best of a situation by finding humor, instead of being overwhelmed. 
Missed the bus and it started to rain, but you've got to laugh, right?
Pro Tip 2/3Colloquial Humor
It's a casual phrase not suitable for formal situations, often used among friends or close acquaintances. 
Lost my keys again – you have got to laugh!
Pro Tip 3/3Light-Hearted Tone
Using this phrase can show that you're not taking an unfortunate event too seriously and staying positive. 
The cake I baked sank in the middle, but you've got to laugh.