lad in the back
A girl who's stuck behind the guys because she's too polite to say no. The guy in front gets all the love, and she's stuck with the crumbs and the homework.
You let Jake drive even though he's dating Sarah. You're just the backseat loser.
You're the one who eats the last chip. The girlfriend gets the whole bag.
You're the one who gets the math test when Jake forgets to study.