You guys, this game IS in fact, as much as you would expect from its predecessor, REALLY fun. I also had a choice for MKDS, but I might ALSO get it tomorrow...
Lower screen: a big picture of a 3-D Pac-Man that you must roll around the level to get to the goal.
Top screen: game area, and you can see a small version of Pac-Man (the same one you control) moving around at your will collecting power-ups, dots, and where 70% of the game takes place. Basically:

Powerups include:
Spoilers:
| Winged hat, medieval helmet, jump pads and ghost-eating pellets (the big ones that allow you to eat ghosts). |