Is That an Opossum in Your Pants?

Over heard last night after dinner:
“Dad, we had the s-e-x talk at school today.”
 ”Really? Learn anything new?”
“Daaa-ad, I’m 10, I don’t know anything. When I saw the doctor, he said I started puberty. He also said that sometimes I might find something in my pants when I wake up. But, they didn’t go over that [...]