Heres some free tv channels to choose from :

Choose and Watch
Free TV site offering over 200 channels on your computer with no software needing to be installed.
http://www.chooseandwatch.com

wwiTV
Free TV Web Site, Huge collection of free Live internet Television stations – over 1500 online Television channels available.
http://wwitv.com

CraftTV
CraftyTv is a free TV-portal. Watch the best online news, entertainment, sports, music and information TV channels. Choose your channel and enjoy viewing on CraftyTV!.
http://www.crafttv.com

Having issues with choppy video playback?
Instead of going into details here on how to resolve these issues, please read Speeding up video playback.

Happy free TV Watching!

Source : MiguelCarrasco.net