nuts in the face

Crazy. Insane. Difficult to believe.

Employee: "Hey, did you hear that Alice is bangin' the boss. She's 8 months pregnant for crying out loud!

Co-worker: "Wow! That's nuts in the face!"

Dying to death

You're not dead yet but well on your way.

(Hears a funny joke and laughs so uncontrollably that he can't breathe)
"Oh my God!! I'm dying to death!"