Though she began her jazz career after her kids were grown, Denise Donatelli has quickly become a singing sensation. Now a four-time Grammy nominee, she's augmented her jazz with work in commercials and television in Los Angeles - even earning a starring vocal role on a parody of the James Bond theme from "You Only Live Twice" on "The Simpsons." Check out the hilarious episode "YOLO" to hear Denise's best Nancy Sinatra impression. Though she emphatically pledged her loyalty to great standards