Because he's Autistic.
Dad: yea sure yells up to me son, you live with this guy now!
Well Son, if Mommy said yes all the time you'd have 20 more siblings.
A refund. credit to (saw it on another post as comment, thought it deserved own post)
One good turn deserves another.
Your mom never gave me reddit gold.
He who smelt it, dealt it.