What is Chili Dog Surprise?
1.
When a couple is doing a sixty-nine and the man squeezes his legs together tightly and forces a lumpy dump through the front of his legs and it pushes past your balls into the face of the chick.
Girl thinking: I think I'm gonna make him cum.
Guy Squeezes
Girl: WHAT THE FUCK IS THAT?
Guy:It's the chili dog surprise!
Then he yells "SURPRISE"
See