When you cum in a girl's mouth and she blows a bubble then you say "GET READY FOR A SWEET TREAT!" and start violently charizarding her facial hair
Did you Katy Jenny that bubble gum surprise?
The act of shoving a spicy "or hot" pepper up ones rectum
when you go down on a girl and find out it's her time of the month and she yells "surprise!".
Kate gave me a strawberry surprise last night and I can still taste it.
When one surprises another with their cut off testicles and hides them in ones possessions
Yeah I have Jessica the California surprise now I have a restraining order against me
The sexual act, in order, where one ejaculates on their own penis, sticks it in their partner's ass and gets it covered in poop, and then stick the whole thing in his girl's vagina when she is on her period. each forming the ice cream, chocolate sauce, and cherry on top, respectively. The girl will then suck it all off, including his nuts, since no sundae is complete without nuts.
Did you hear what happened to Adam? He and Jamie tried a Sundae Surprise, now she has a UTI and he has shitdick.
When a girl is giving you head, cum on her face and then throw sprinkles on to her cum covered face and scream sundae surprise!
I gave that girl a sundae surprise last night and it was awsome.
When a creepy older man named Randy emerges from your closet while you and your partner are engaged in coitus, only dressed in a superman cape and holding a red balloon.
Me and the lady were getting busy last night then my step dad busted in and gave us the ol' surprise Randy.