Sir Paul, who will be 70 next year, will be getting his tux ready for tonight's première of his first ballet, Ocean's Kingdom, with the New York City Ballet.
Of course the music is his – though I'd guess that the orchestration isn't – but from this rehearsal footage it seems that he had a bit to say about the choreography too:

Graham Spicer is a writer, director and photographer in Milan, blogging (under the name ‘Gramilano') about dance, opera, music and photography for people “who are a bit like me and like some of the things I like”. He was a regular columnist for Opera Now magazine and wrote for the BBC until transferring to Italy.
His scribblings have appeared in various publications from Woman's Weekly to Gay Times, and he wrote the ‘Danza in Italia' column for Dancing Times magazine.