poop up

When someone startles you or something jumps out at you. It may or may not involve a poop.

Eric you better not Poop Up on me. Give me a warning before you come over

Pooped and got up

When someone doesn’t wipe their ass. It’s also from a famous song (not really though)

Guy 1:I didn’t wipe my butt I just pooped and got up
Guy 2:WTF BRO