probably because there was a meme basically of people saying newjeanshypeboyyo to anything. its a nonsense meme. i think some just say that now bc of the meme tbh.
Hot Damn - The Clipse Feat No Malice Pusha-T Ab-Liva Pharrell Williams & Rosco P. Coldchain [Produced By The Neptunes] [Year: 2002] [Album: Lord Willin] - WhatSong KR