There is finally another '70s Show Holiday special during season 3, episode 9, "Hyde's Christmas Rager ... That '70s Show season 4 is when the timeline really became ambiguous.

Drawing inspiration from That '70s Show's Season 1 episode "The Keg," That '90s Show kicks off with Leia having to get a tap for a free keg her friends snagged. While this isn't technically an ...