A fine how do you do. - You say hello by taking someone’s face and putting your butt

You say hello by taking someone’s face and putting your butt right in front of it, then letting out a fart like you just won the lottery.

I did it to my dad and he said I was the worst kid ever.

My friend did it to my teacher and got a D on his test.

I did it to my crush and now I have to sit with the nerds.