A couple of gonners

My mom sent me $44 for my birthday. RV said "oh boy, I can't wait until you're 100!"

Pop Up chimed in: "But then she won't be sending any anymore!"

Me, playing along: "why????"

Him: "She'd be a GONNER!!!"

It's a good thing Grandma loves him so much, or HE'D be a gonner ;-)