Want to Ride You

Alright, listen up, buttercup. This "joke" is a classic pick-up line, see? The clown is saying the person is a horse because he wants to "ride" them. "Riding" is code for... well, you know. It's like saying you want to take someone for a spin, if you catch my drift. You're probably too dumb to catch a cold. The joke relies on innuendo. You probably think innuendo is an Italian suppository.