Husband and wife composing duo, Robert Lopez and Kristen-Anderson Lopez, show us how they wrote the songs for "Frozen." Also, theater legend Andrew Lloyd Webber gets a Tony Lifetime Achievement Award.

Watch "On Stage," Saturday, June 9 at 7:30 p.m. and 10:30 p.m., for the Tony Awards predictions from our special panel of theater experts.

Then on Sunday, June 10, catch our two-hour Live Red Carpet to the Tonys show starting at 5:30 p.m. from Radio City Music Hall, as we take you right up to the 72nd Tony Awards.