The term WEBBER MUSICAL refers to two musicals written by Andrew Lloyd Webber, the British composer and impresario. The first is EVITA, a musical based on the life of Eva Perón, the second wife of Argentine President Juan Perón. It was first performed in London in 1978 and has since been adapted into a film and a stage production. The second musical is CATS, a musical based on T. S. Eliot's Old Possum's Book of Practical CATS. It was first performed in London in 1981 and has since been adapted into a film and a stage production.