Because they don't like to drink and derive.
I aint no Valhalla back girl.
You're just gonna pee it out. This is what Big Water doesn't want you to know.
Because he liked aard-boiled eggs!
Diddily-squats.
They told him he was good at deriving
Because you can't drink and derive
Because it's a crime to drink and drive.
They both form a bond in seconds, last (ideally) forever, and are dissolved by alcohol.
A cow-culator! (Cue groans)
Swigonometry.
He needed to see if how fast his grade dropped broke any laws of physics.