National slap your bestie day.
Girl 1: HEY BESTIE Girl 2: HEYYY *slaps* Girl 1: GUH WHAT YOU DID THAT FO? Girl 2: MB GIRLIE, IT'S APRIL 3RD Girl 1: WHAT'S ON APRIL 3RD? Girl 2: NATIONAL SLAP YOUR BESTIE DAY Girl 1: Fuck you