If you like to dabble, this week's North American PlayStation Store update is for you, with five new PlayStation 3 demos to download and enjoy and at least one new game.

And if you own a PSP, things get even better, with the addition of two new titles, one an After Burner game, the other an Armored Core game. But it's the Aliens vs. Predator and Battlefield: Bad Company 2 demos that my put a strain on the PlayStation Network this evening, both available for download.

Don't forget Tecmo's Fret Nice, the only PSN platformer that features guitar controller support, also available in demo and full game form. The full list, after this.

Games & Demos for PlayStation 3
Fret Nice ($14.99)
Aliens vs. Predator demo
Battlefield: Bad Company 2 multiplayer demo
Dynasty Warriors: Strikeforce demo
Fret Nice demo
Tank Battles demo

Games & Demos for PSP
After Burner: Black Falcon ($15.99)
Armored Core: Silent Line ($14.99)

Add-ons & Expansions
White Knight Chronicles International Edition Makeover Ticket ($4.99)
Dragon Ball: Raging Blast Revived Warriors Pack (free)
MX vs ATV Reflex Track Pack 2 DLC ($4.99)

Guitar Hero 5 tracks

• "Kings And Queens" by 30 Seconds to Mars ($1.99)
• "From Yesterday" by 30 Seconds to Mars ($1.99)
• "Attack" by 30 Seconds to Mars ($1.99)
• 30 Seconds to Mars Track Pack ($5.49) ? "Attack", "From Yesterday", and "Kings and Queens" by 30 Seconds to Mars.

Rock Band tracks

• "She Thinks My Tractor's Sexy" by Kenny Chesney ($1.99)
• "On the Road Again" by Willie Nelson ($1.99)
• "Swing" by Trace Adkins ($1.99)
• "Me and My Gang" by Rascal Flatts ($1.99)
• "Suds in the Bucket" by Sara Evans ($1.99)
• "Gone" by Montgomery Gentry ($1.99)
• Gone Country Track Pack 3 ($9.99) ? "She Thinks My Tractor's Sexy" by Kenny Chesney, "Swing" by Trace Adkins, "Me and My Gang" by Rascal Flatts, "On the Road Again" by Willie Nelson, "Suds in the Bucket" by Sara Evans, and "Gone" by Montgomery Gentry.

Game Videos
Pulse 2/4 Edition
Army of Two: The 40th Day Co-op Office Sniper trailer
Army of Two: The 40th Day Launch trailer
Battlefield: Bad Company 2 Single Player trailer
Dark Void HD trailer
FIFA Soccer 10: Ultimate Team trailer
FIFA Soccer 10: New User trailer
Sonic & Sega All-Stars Racing Vehicles & Tracks Network trailer
SOCOM: Fireteam Bravo 3 Multiplayer trailer

Themes & Wallpapers
White Knight Chronicles International Edition Dynamic Theme 1 ($2.99)
Star Trek Dynamic Theme ($2.99)
Bad Business Theme 2 ($1.99)
Azmodeus Dark Angels Premium Theme 3 ($1.99)
A Sexy Valentine Theme ($1.99)
Infected Theme ($1.49)
NBA Unrivaled wallpaper