"give me your lunch money before i take you to swirly central"

The Japanese version of Pac-Man World 2 adds a "Pac-Hoop" that shows how far Pac-Man can jump.

Tegen's NES Ms Pac-Man contains a easter egg where when Ms Pac and Pac bounce off eachother repeatedly, Baby Pac-Man spawns. Eating them gives 5000 points.

Recently Laszlo Palfi revealed Pac-Man Angry Bird's real name to be Pac-Man Slingshot.

Yum-Yum, Pinky, Inky, Sue, and Clyde have all been depicted as green ghosts at some point.

Pac-Man Vs refers to ghosts by their color instead of their name, so green might be Funky.

Ms. Pac-Man has been used as a sponsor for several breast cancer awareness programs

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Several games that never came out were shown alongside the announcement of the Namco Catalog IP Program.

A unknown set of Tomy Pac-Man wind-up toys have 2 black and white ghosts instead of Blinky and Clyde

scary monsters...