On Wednesday, Tim Allen's sitcom Shifting Gears shared a video from the set of Season 2, teasing a long-awaited Home Improvement reunion with Allen's former costars Patricia Richardson, Richard Karn ...

When Richard Karn, 69, landed the role of Tim Allen's trusty sidekick Al Borland on Home Improvement, he had no idea he was about to become one of America's favorite flannel-clad faces. The ...