...here is sixteen year-old Olympic gold and silver medalist Shawn Johnson doing a commercial for tacos. If you listen closely in the background, you can hear a radio playing "Rock and Roll parts 1 & 2":

I'm not normally one to judge, but perhaps ol' Mr. and Mrs. Johnson might want to filter their daughter's endorsement scripts a little more carefully. Seriously, did they ever attend eighth grade? Either that, or stop taking marketing advice from Carson Palmer. We're Really Afraid to Write this Headline... [TMZ]