ESRB: PSP getting its own version of Ghostbusters

[Star Scream]

Ok, confirmed. From the official Atari PR sheet:

 

 
A PSP(TM) (PlayStation(R)Portable) version of the game is scheduled for worldwide launch in autumn 2009 and will be published in Europe by Sony Computer Entertainment Europe.

http://www.marketwatch.com/news/story/atari-announces-worldwide-launch-plans/story.aspx?guid=%7B6ABFD81F-ADB7-4D2D-8ECA-BAD4EC0A1D55%7D&dist=msr_4