"My belt holds my pants up, but the belt loops hold my belt up. I don't really know what's happening down there. Who is the real hero?"

Mitch Hedberg's quote is a humorous take on the mundane task of keeping one's trousers up. He acknowledges the role of the belt in keeping his trousers up, however then questions who is truly accountable for the task. He suggests that the belt loops are the genuine heroes, as they are the ones that actually hold the belt up. He then admits that he does not really know what's happening down there, indicating that the job of keeping his trousers up is a secret to him. The quote is an easy going way of poking fun at the daily job of keeping one's trousers up, while also highlighting the significance of the belt loops at the same time.