The one who you have to explain the joke to.
ELI5 (explain me like I am five)
Anyone can roast beef, but not everyone can pea soup. (As told by my 8yo, who made me laugh with a joke for the first time. Proud dad moment.)
1o1o1o1o1o1o1o1o1o1o1o1o1o1o1o1o1o1o1
They are the wurst.
A: Miscarriage This joke never gets old, just like the baby.