Those chaps over at Namco have announced a game pack for the PSP which encompasses their arcade classic originals as well as updated version of the same games.

Millions of people around the world have played Namco's arcade classics, and now we're able to offer new versions of these timeless games to a whole new generation of gamers with 'Namco Museum Battle Collection,'" said Yoshi Niki, Business Unit Director at Namco Hometek Inc. "'Namco Museum Battle Collection' is a must-have title for anyone that enjoys classic gameplay on an innovative new platform.
You can check out the full story here.

And here's some screens to compare the old and the new: