Ron Howard? Pamela Anderson? Jaleel White? No, these famous faces aren't uniting to form a new soul group; they've just famously showed up in some of your favorite hip-hop and R&B music videos.

Some celebrities, whether it's to their benefit or ill-advised, can't resist teaming up with rappers like Kanye West and singers like Michael Jackson to take part in their theatrical visuals. Here's's rundown of celebrity appearances that seriously caught our attention.