Jelly fish from an old episode of Sesame Street, while swishing up and down said "Yop Yop".

1) proper response to the statement: your momma.
2) good way to back out of talking smack

Yop yop means that Alder stole this from Christa, and claimed it as his, which would mean that Alder is a stealer face and this word belongs to Christa, therefore Christa wins no challenge.

Alder is a big fat liar face head brain.

agreeing with. alder made this its his. yop yop is alder