Apple has issued invites to the press for a "Back to the Mac" event on Apple HQ. The event kicks off at 6pm UK time, and Macworld will, as always, be providing live, blow-by-blow of Apple’s latest announcements.

Scroll down to see the live feed. Apple will present a preview of the next major version of Mac OS X – which we presume is Mac OS X 10.7 Lion. We also anticipate announcements regarding iWork, iLife and a new, even smaller and lighter, MacBook Air