Microsoft today released a small dashboard update for the Xbox 360, don’t get too excited though as all it does is  a minor release to prepare your Xbox 360 for the wireless guitars that are being released in a few months.

Also release today were two new demo’s for Vampire Rain and Eternal Sonata (USA & Canada only), details of these are below courtesy of Major Nelson.

Eternal Sonata Playable Demo
Price: Free
Availability: Canada & United States
Dash Text: [ESRB: RP (Rating Pending)] Now is your chance to play this year’s highly-anticipated RPG, Eternal Sonata, with a free demo available on Xbox Live® Marketplace.Developed for the Xbox 360TM video game and entertainment system by Tri-Crescendo and featuring the music of Chopin, Eternal Sonata delivers amazingly detailed 3D graphics, a captivating storyline with over 30 hours of gameplay and an innovative action battle system. Download the demo today and explore the Path to Tenuto, Tenuto Village and Heaven’s Mirror Forest with Polka, Allegretto and Beat. Get a glimpse of the world that is Eternal Sonata.

Vampire Rain Demo
Price: Free
Availability: Not available in Germany, Korea, Taiwan or the United States
Dash Text: [ESRB: M (MATURE) Blood and Gore, Intense Violence] Vampire Rain combines stealth, survival horror and shooter aspects of your favorite games as you lead a black ops unit to secretly eliminate the deadliest supernatural enemies you’ve ever faced. Nightwalkers are intensely fast with super agility and they are converting humans to their kind at an alarming rate. Traverse all areas of an eerie and rain soaked city by moving across rooftops and through back alleys to avoid detection and enable the best strategic use of your weapons. It’s up to you to protect the innocent and find the evil source of this invasion before it’s too late. Demo includes 2 full missions and 2 experience trials along with an Xbox Live multiplayer experience unlike any other where you can experience the power of a Nightwalker first hand.

Size: 844.71 MB