The Story of Frozen: Making a Disney Animated Classic

Tonight, ABC will air The Story of Frozen: Making a Disney Animated Classic.

The Story of Frozen: Making a Disney Animated Classic is an all-new, original special in a first-of-its-kind collaboration with Lincoln Square Productions and Walt Disney Animation Studios. The special ventures behind-the-scenes for an exclusive look at the origins and evolution of the Academy Award-winning film "Frozen," now the biggest animated feature of all time.

Disneyhas also released a preview clip from the special, with the songwriters who created the film's breakout song, "Let It Go," discussing their creative process and how that song's creation resulted in the entire film being rewritten.

The special will also feature a sneak peak at Disney's next animated film, Big Hero 6, based on characters from Marvel Comics.

The Story of Frozen: Making a Disney Animated Classic airs Tuesday, September 2 at 8 p.m. ET on ABC.