Grammy-nominated rhythm and blues singer Al B. Sure and his bodyguard were arrested at a posh Sunset Boulevard hotel on suspicion of raping a woman the singer was dating, officials said Monday.

Sure, 21, of Brooklyn, N.Y., whose real name is Albert Brown, was arrested at the Mondrian Hotel, 8433 Sunset Blvd., at 3:30 a.m. Saturday on suspicion of "raping a woman he had been dating," sheriff's Deputy Pat Hunter said.His bodyguard, Soloman Miller, 23, was also arrested on suspicion of rape.