Will Ferrell appeared as Deangelo Vickers in The Office season 7. So what happened to the character and why was his tenure at Dunder Mifflin so short?

Deangelo Vickers was introduced to audiences as Michael Scott's replacement towards the end of season seven of The Office. Set up to be taking over as Regional Manager, the showrunners played a bit of misdirection as Will Ferrell's character who, despite now being a fan favorite, actually only appeared in four episodes.