Can you believe that there's only three more episodes of Disney Channel's Jessie left in the series?! It's pretty crazy that after four years on the air, we're going to have to say goodbye to some of our favorite characters. Fortunately, Karan Brar, Skai Jackson, and Peyton List will be getting their own spin-off series called BUNK'D, so you won't have to say farewell to everyone.
Since today is Cameron Boyce's birthday and we're getting nostalgic just thinking about the show ending, we decided it'd be the perfect day to take a look back at the show's guest stars. Click through to see 10 celebs you totally forgot were on the show, then let us know which ones you remember in the comments below.
Dog With a Blog star G Hannelius played Mackenzie is an episode of the show. Her character was hired by Creepy Connie to pretend she was her roommate "Mad Mack."