Oscar nominee Anne Hathaway will star in a singing-and-dancing number with host Hugh Jackman at the opening of the Academy Awards ceremony this Sunday!

An insider tells Life & Style, "Anne is rehearsing at the Kodak Theatre [site of the Oscars] in Hollywood today!"

Tune in to the Oscars on ABC on Feb. 22 to watch Anne dance ... and to see if she wins for best actress!

Photo Credit: Retna