G.H.F.
A guy who thinks he’s the most popular kid in school, but everyone just laughs at him.
My friend’s a G. H. F. He thinks he’s the king of the school, but everyone just laughs when he talks.
The guy who tried to be cool by wearing sunglasses inside is a G. H. F.
My brother is a G. H. F. He thinks he’s the most popular guy in the class, but no one likes him.