1)   Audials Music Web TV 1
Watch the best Music Web TV stations on your PC for free. Freeware includes Windows Vista Sidebar Gadget and stand alone client software. Including web tv stations: MTV, SlamTV, PlayTV, TMF Party, TMF Pure, DeluxeMusic TV, E-Music & 70 more channels!

 2)   TronMe Media Player 2.3
Broadcast Yourself Live - Using TronMe anyone can mix and perform their favorites songs live on MSN, his blog, Youtube or even Mogulus; it's a whole new level of interactivity that is certain to appeal to wannabe performers of all ages.