Elton 'to sing at Roddick wedding'

Elton John has been booked to perform at tennis ace Andy Roddick's wedding this weekend, according to new reports.

Tennis fan Elton will join expected celebrities like sporting couple Steffi Graf and Andre Agassi at the nuptials, which will reportedly take place at Roddick's Texas home.

The court hunk will wed Sports Illustrated swimsuit model Brooklyn Decker, 21, on Saturday, according to the New York Post

Roddick's wedding comes a month after ex-girlfriend Mandy Moore wed singer/songwriter Ryan Adams.