How Sydney Sweeney transformed for new movie ‘Christy’; gained 35 pounds and built a home boxing gym admin 4 hours ago News Tv Comments Off on How Sydney Sweeney transformed for new movie ‘Christy’; gained 35 pounds and built a home boxing gym 0 Views Sydney Sweeney steps into the ring, and out of her comfort zone, to portray boxing legend Christy Martin in the upcoming biopic “Christy.” Share Facebook Twitter Stumbleupon LinkedIn Pinterest