Commercial-free, on CNN and other networks too. Wyclef Jean and lots of performers, although I can't remember the specific names.
It should be worth watching as a program. Not to mention being a very good cause.
http://www.cnn.com/CNN/Programs/ (Not much info at the link though.)
edit: found some more info on who's appearing...
Celebrities set to appear include: George Cloony and... "Madonna, Jennifer Hudson, Mary J. Blige, Shakira, Bruce Springsteen, Sting and Wyclef in New York. Christina Aguilera, Alicia Keys, John Legend, Dave Matthews, Taylor Swift, Justin Timberlake, and Steve Wonder will be performing in Los Angeles, with Kid Rock, Keith Urban and Sheryl Crow for a group number. In London, Beyoncé and Coldplay will be performing. Also scheduled to appear from London are Rihanna and Jay-Z, along with Bono and The Edge from U2."
http://www.associatedcontent.com/article/2619397/hope_for_haiti_now_telethon_draws_celebrities.html