The act of shoving a Regensburger Wurst up some ones ass while they are asleep.
Person 1: Hey man, how was the sleepover at kyle?
Person 2: not good, he gave me a Bavarian Suprise and now I can barely walk.
When you're fingering a girl at the beach and your hand is wet so you stick it in the sand and put it back inside her
Tom: dude, what you do with Monica at the beach? Jerry: I gave her a sandy suprise.
When you go to kiss someone for the first time but they dont know that you have a chickie tendie under your tounge.
“Dude Samantha and I made out tonight.”
“Oh yeah? How was it?”
She dumped me after I gave her the ol’ Tendie Suprise.”