Six-Year-Old 'Rapper' Stars in 'Booty Popping' Music Video He Is Too Young to Watch by Himself Neetzan Zimmerman · 07/05/12 03:00PM "Albert Roundtree Jr. is a 6 year old rapper from South Florida," reads the description for "Booty Pop" — the alleged music prodigy's first music video, which, ironically, he is not allowed to watch.