• What's the difference between a Wagnerian soprano and the average American football offensive lineman?
• What's the definition of an alto?
• How many altos does it take to screw in a light bulb?
• None. They can't get that high.
• Two; one to screw it in and the other to say, "Isn't that a little high for you?"
• What's the definition of an optimist?
• What is the difference between an amateur choral director and a chimpanzee?
• What is the difference between a world war and a high school
• How many sopranos does it take to change a light bulb?
• A guitar player and a drummer are walking down the street.
• Q: What does it say on a blues singer's tombstone?
• Q: How many bluegrass musicians does it take to change a light bulb?

A: Just one...but the rest of the band stands around and complains about it being electric.