With the summer movie season heating up, four popular Disney*Pixar movies are returning exclusively to AMC Theatres for the Memorial Day holiday weekend. From May 25 through May 28, “Toy Story 3,” “Ratatouille,” “Up” and “WALL*E” will be featured at AMC locations around the country. Each film will be accompanied by a classic Pixar short film and an exclusive behind-the-scenes look at the upcoming movie, “Brave.”