Today's most special game trailer is brought to you by the letters D and W and the number 1.
The D is for Double Fine Studios, the wildly creative team behind quirky hits like Costume Quest and Stacking. Their next project, however, takes kid-cool to a whole new level: it's Sesame Street: Once Upon a Monster for the Xbox 360 and Kinect. Published by Warner Bros. Interactive (there's the W), it's due out this fall.
The number 1? That's in honor of the game's very first trailer, which we proudly present exclusively on Yahoo! Games: