Famed late Queen frontman Freddie Mercury had a one-of-a-kind voice. He was one of those rare rock stars who could hit a low bass F and reach up to a high soprano F with ease. His gorgeous vibrato was ...

QUEEN: (Singing) Now, they say your folks are telling you be a superstar. But I tell you just be satisfied and stay right where you are. Keep yourself alive. Yeah. Keep yourself alive. MARTÍNEZ: ...