Cause she knows how I like it, and that I’m a little young to be in the bed, butt-naked doin' your mom.
Butt-naked doin' your mom
Explanation
Explain Bear
Alright, listen up, buttercup. This is a joke where someone is sleeping with someone else's mom! It's kinda trashy and makes people feel awkward. You probably still live in your mom's basement!