Andy Warhol has predicted that by the end of the century everyone will have been famous for five minutes.

Rupert Pupkin wants 15 minutes. He warns it on telvision's late night talk show. And he wants it now.

Robert de Niro is Rupert Pupkin, an aspiring comic - and already a legend in his own mind - who'll do anything for a laugh... and risk everything to perform his monologue on “The Jerry Langford Show”. Terry Lewis is Jerry Langford, the man who attained in his lifetime what Rupert wants overnight - the crown that belongs to “The King of Comedy”.