Actually, this would break about 4 world records. Freefall height (current record 112k+ ft), freefall speed (current record is 614 mph), total freefall and highest manned balloon flight. The question is whether they'll be able to complete it today due to technical issues with the suit's faceshield.
It just hit 4 million people watching live online, so enjoy:
UPDATED @ 5:52pm: Felix Baumgartner completed his record-setting jump of 128,000 ft and broke the sound barrier by hitting mach 1.24 (833 mph) on the 65th anniversary of notorious aviator Chuck Yeager.
It also attracted over 8 million viewers watching it live online (another record).
In case you missed it, here's the replay: