Capablanca, Tal, Kasparov, Carlsen, Anderssen, Morphy, and a whole lot of great chessplayers i'm not mentioning, are rock stars, if you ask me.
rock stars secretly play chess

Some rappers play chess. At least the Wu-Tang Clan did:

http://www.nytimes.com/2007/10/21/crosswords/chess/21chess.html
“Hip-hop is a battle game,” he said. “Chess is a battle. Martial arts is a battle.”
Lots of musicians and rock stars get bad image because everyone thinks they are dumb.
but i think they secretly play chess backstage or on their tour bus