Emperor Penguins from Antarctica each express their true love with a special heartsong of their own that expresses their very being. However, the misfit Mumble cannot sing. Instead he has an extraordinary talent to tap dance with almost magical energy and expression.
Stacy is an associate producer for a daytime talk show who is confounded by her boyfriend Derek's unwillingness to talk about his previous relationships. Egged on by her co-worker, Stacy sneaks a look at Derek's Palm Pilot and checks out the scores of names and numbers of his ex-girlfriends.