nah nah nah yeh
You use it when people are being loud and you're trying to be the cool one who shuts them up.
'Nah nah nah yeh' I said, because my friends were all being loud during the movie.
'Nah nah nah yeh' I said, because my brother was talking over me during my big speech.
'Nah nah nah yeh' I said, because my classmates were being too loud during lunch.