The Simpsons their advertising. As a promotion for "The Simpsons Movie", twelve 7-Eleven stores were transformed into Kwik-E-Marts and sold "The Simpsons" related products. These included "Buzz Cola", "Krusty-O" cereal, pink doughnuts with sprinkles, and "Squishees". In 2008 consumers around the world spent $750 million on merchandise related to "The Simpsons", with half of the amount originating from the United States. By 2009, 20th Century Fox had greatly increased merchandising efforts. On April 9, 2009, the United States Postal Service unveiled a series of five 44-cent stamps featuring Homer, Marge, Bart, Lisa and Maggie, to commemorate the show's twentieth anniversary. "The Simpsons"
The Simpsons Game currently controlled by the player. The game features a two player co-op mode, which has a split screen and allows each player to control one of the two characters featured on that level. The DS version of the game was developed separately from its console counterparts and is a side scrolling adventure. It also offers several features that are not available in the other versions. Several minigames are available to unlock and play, most which are updated versions of arcade games such as "Frogger" and "Space Invaders", the latter which references the aliens Kang and Kodos from the "Simpsons Treehouse