Sheet of 20 new USPS forever stamps Features Pixar Films: A Bug's Life, Ratatouille, Toy Story 2, Monsters, Inc., Finding Nemo Forever stamps will always be valid for first class postage even if rates change On June 1, 2012 the U.S. Postal Service celebrated the issuance stamps featuring popular Disney Pixar characters. Following up on Send a Hello stamps issued in 2011, the eagerly awaited Mail a Smile stamp sheet includes five different designs spotlighting: Flik and Dot from “A Bug’s Life” (1998); Bob Parr (Mr. Incredible) and Dashiell “Dash” Parr from “The Incredibles” (2004), with “Dash” also shown running in the background; Nemo and Squirt from “Finding Nemo” (2003); Woody, Bullseye, and Jessie from “Toy Story 2” (1999); and Boo, Mike Wazowski, and James P. “Sulley” Sullivan from “Monsters, Inc.” (2001). The back of the stamp sheet shows blue-pencil sketches of characters from these movies interspersed among text that exhorts readers to mail a smile to a loved one. Postal Service art director William Gicker of Washington, DC, worked with DisneyPixar to design the stamp art. This listing is for a new sheet of 20 stamps, as pictured