The Windows 2008 user group has two great events coming up in September (W2008 Hyper-V and Virtual Machine Manager 2008 [virtualisation]) and October (day long training by Alex Yushchenko on W2008 Terminal Services).
Prerequisites
This is a "Level 200" event so some knowledge of Terminal Services on Windows 2000/2003 is required.
Where and When
The event is free to attend for members of the Windows Server 2008 user group. Simply join the group by sending a mail and you'll be sent out an invite. There are only 20 places so book while they're available.