EXCLUSIVE
Brace yourselves Dundler Mifflinites ... one of the stars of "The Office" -- who also ran the show behind the scenes for a few seasons -- says there will NEVER be a reunion.
Paul Lieberstein -- better known as Toby Flenderson -- was on his way out Riva Bella in West Hollywood when we asked if there was a chance the cast would ever reunite.
The actor got right to the point without pulling any punches.
Don't worry ... in 15 years they'll just give the show a reboot.
