nah nah nah yeh
You use it when you’re trying to be the loudest person in the room and you’re not afraid to say it.
'Nah nah nah yeh' I said, because I was trying to be the loudest in the group chat.
'Nah nah nah yeh' I said, because I wanted everyone to hear me during the presentation.
'Nah nah nah yeh' I said, because I was trying to out-scream my brother during the argument.