Zack, Kelly, Jessie, Slater, and even Mr. Belding joined Jimmy Fallon for a trip down memory lane back to Bayside High.
From Victoria Justice hanging in Venice Beach with Josh Hutcherson, to Mariah Carey's glam selfie. Welcome back to #ThrowbackThursday!
Tiffani Amber Thiessen is great and all...but Kelly Kapowski is a legend.
Pure gold: the Bayside gang goofing around on set.
Tiffani Thiessen tried to appear enthusiastic, but you could tell that she was actually thinking, Really, guys?