A New York socialite dreams of becoming a great opera singer. While the voice she hears in her head is beautiful, to everyone else it is hilariously awful. Her husband and biggest fan, St. Clair Bayfield is determined to protect his beloved Florence from the truth. But when Florence stages a huge concert at Carnegie Hall, he faces his greatest challenge to make sure her performance is a rousing success.

Cynthia Hawkins is the operatic superstar whose refusal to make a recording frustrates her adoring public. A young fan named Jules makes a secret tape and is stalked by thugs who plan to blackmail the diva. Jules also accidentally acquires a tape which tells of a top mobster's role in an international sex and drug ring. Two hired killers are out to get the tape.