The dates for David Blaine's central park upside down stunt were Sep 22 2008 through Sep 25 2008.
No, he did not.
Hanging upside down for over two days, he named this stunt the Dive of Death
don't know about live 24/7 coverage, but for an interview with David Blaine in the middle of his stunt, see the YouTube video via the Related Link.
David Blaine said that he physically prepared himself by losing weight, performing special exercises and practicing dangling upside down for extended periods of time.
Big Stunt - 1925 was released on: USA: November 1925
Magician, David Blaine's Above The Below stunt was performed in London in 2003. His stunt consisted of laying in a 7x7x2 box without food and existing on water from a tube for 44 days. The stunt was controversial, with some believing it showed disrespect to IRA prisoners who died in a hunger strike in 1980.
Stunt Junkies - 2006 was released on: USA: 11 January 2006
If you are talking about the event in 2008, it never aired in Israel, but it was shown on the news on Sept 25, 2008.
Stunt Nation - 2012 was released on: USA: 25 July 2012 (internet)
Stunt Cycle - 1976 VG was released on: USA: January 1976
Stunt Cycle - 1976 - VG was released on: USA: January 1976
Stunt Junkies - 2006 Watercraft Jump was released on: USA: 2007