Elsa (Frozen) of the song "Let It Go", with critics frequently calling her a "powerhouse". Attempts were made as early as 1937 by Walt Disney to adapt Hans Christian Andersen's fairy tale, "The Snow Queen", into a film. The tale focuses on two children, one named Gerda, who served as the basis for Princess Anna, and the other named Kai, who is "cursed with negativity" after his heart is pierced with a shard of glass from an enchanted mirror and is later kidnapped by the Snow Queen. However, Disney struggled with creating a believable, multi-dimensional adaption of the fairy tale's title character,
Frozen (2013 film) film since 2002) and achieved large weekend grosses from its fifth to its twelfth weekend (of wide release), compared to other films in their respective weekends. On April 25, 2014, "Frozen" became the nineteenth film to gross $400 million in North America and the fifteenth to do so without a major re-release. In North America, "Frozen" is the twenty-sixth-highest-grossing film, the third-highest-grossing 2013 film, the fifth-highest-grossing animated film, the highest-grossing 2013 animated film, the twelfth-highest-grossing 3-D film, and the second-highest-grossing Walt Disney Animation Studios film. Excluding re-releases, it has the highest-grossing initial run among non-sequel animated films (a record previously