Kid 1: Owwww! Kid 2: Dude! You still have a headache?
Kid 1: Yeah, my head is literally going to explode!
Kid 2: Figuratively. Kid 1: Huh?
Kid 2: When you say your head is going to explode, it's a figure of speech. You're speaking figuratively.
Literally implies something is actually happening. If your head's literally going to explode,
it means your head will actually ... [explosion]
Kid 2: Ooooh. Nevermind. Your ... your grammar's pretty good!