MUMBAI: THQ Inc., worldwide developer and publisher of interactive entertainment software, has announced that Scooby-Doo! Who's Watching Who?, licensed by Warner Bros. Interactive Entertainment, has shipped to retailers throughout North America for the first time on the PSP (PlayStation Portable) system, and is also available on the Nintendo DS. 

Inspired by the classic Scooby-Doo cartoon, the game is rated "E" for everyone and is now available at the retail price of $19.99.

"Scooby-Doo! Who's Watching Who? captures the charm of one of the most popular characters of several generations and features authentic voiceover work from the Scooby-Doo voice actors," said THQ director of global brand management John Ardell.

"We are excited to release this new Scooby-Doo adventure on today's most advanced handheld systems, allowing fans of all ages to interact with their favorite characters and drive the Mystery Machine for the very first time."