Undefined Behavior

KaikkiGIFitTarratMeemit
a girl is holding a stick with a g on it and the words " undefined behavior " below her
a large airplane is on a runway with the words me omw to conduct unspecified quantity of tomfoolery below it
a cartoon drawing of a blue penguin with an exclamation point above it 's head
a cartoon character with a red mouth is looking out of a green box .
a close up of a cartoon character with a triangle on her face .
a piece of paper with the words " master the unknown by knowing your deep self " on it
a paper clip with a face and eyes is sitting on a piece of paper .
a picture of a person with the words bro this is cringe !!
an illustration of a smiley face with the words uncertainty is ok
a woman in a lab coat says that 's unheard of in a hallway