Kinda cool - http://www.iblox.com

"Welcome to the only way to create 3D personalized, multimedia, entertainment and game experiences to share with others. You can use your own digital media content or check out the iBloks shop for cool content from iBloks, and our partners.  It's a fun, easy and totally new way to express yourself.

It's time to get started!
Available on both Windows XP and the new Windows Vista Beta 2 release, the free iBloks Mix.Share.Play™ beta software is ready for you to use and enjoy with your friends. Included is our signature Dancing Man mod, customizable Sudoku game, and our cool new iBloks Mix Master for mixing audio. This is a $10.00 value for you to enjoy free, just for being part of our beta software testing program. Use your music, photos and video clips, or our sample media instead, mix it all into an iBloks 3D mod or game, then share it via email, instant messaging, or posting on your blog or web page. We make it a snap to express yourself. When your iBloks is perfect, a single click will share it with your friends. It's easy and fun, so get started now!"