WPC Conference is tomorrow, app + Ballmer live stream
The event takes place from July 8th-12th, but for the first time, Microsoft will be offering live streaming shows from the event starting on Monday. This video on YouTube states that the shows will go live each day at 8:30 am, 11 am and 5 pm ET from July 9th-11th, with one more show at 1 pm on July 12th.
In addition, Microsoft will host a live stream of the WPC 2012 keynote address, which will be made by Microsoft CEO Steve Ballmer. That is scheduled to happen on Monday at 9 am ET.
WPC Official App
I expect Office 2013, possible Windows 8 RTM announcement and other cool stuff