Yoko Ono has hailed Heather Mills as a "heroine" for winning over the the U.S. public with her stint on hit TV contest, Dancing With The Stars. The widow of late Beatle John Lennon praised Mills for the way she handled the public attention and branded her appearance on the American show "incredible". She says, "That was incredible. Making herself a heroine with that ballroom dancing stuff in America. She did it singlehandedly. That's difficult for anyone to do.