Star of iconic movie musicals, Bobby Banas, has died at 90, leaving behind an awe-inspiring legacy on the silver screen. Movies hold something so magical, but the magic that musicals possess? It’s hard even to quantify. They can make the heart sing and dance like no other genre, boasting a rich history with universally adored classics from decades past. Choreographer and dancer Bobby Banas has been in more than his fair share of the best of them, playing Joyboy in the 1961 masterpiece West Side Story and even dropping in to play an all-dancing chimney sweep in the unforgettable Disney favorite…