The document summarizes the six major film studios: Warner Bros., Walt Disney Studios, 20th Century Fox, Columbia Pictures, Paramount Pictures, and NBC Universal. Warner Bros. is responsible for the highest-grossing Harry Potter film series. Disney created Mickey Mouse and produced the highest-grossing animated film Frozen. 20th Century Fox's highest-grossing film is Avatar. Columbia Pictures' top earner is Spider-Man 3. Paramount Pictures has three films that earned over $1 billion worldwide, including Titanic. NBC Universal was formed by the merger of NBC and Vivendi and had two of the top three highest-grossing films of 2013 with Fast & Furious 6 and Despicable Me 2