You Made The Sandwich
"You Made The Sandwich" is a callback to the popular subway meme in which someone makes their sandwich at subway and doesn't like it, even though they chose the ingredients. This phrase is used when someone is the cause of their own misfortune.
Guy 1: Ah man, I didn't study for that test and I got an F.
Guy 2: Dude, you made the sandwich.
Guy 1: True.
Guy 2: Dude, you made the sandwich.
Guy 1: True.