GHBY

Go Hannah Baker yourself. Like kys, but a more shocking way of saying it leaving your friends either confused or saying something like "dude that's messed up". From the show 13 reasons why, a girl named Hannah Baker killed herself and sent tapes to 13 different people who she blamed to be the cause of her suicide.

Friend 1: Fuck me daddy
Friend 2: GHBY
Friend 1: dude wtf that's messed up

Friend 1: I got 97% on my test, you only got 42% loser.
Friend 2: GHBY
Friend 1: ?????