![](https://image.tmdb.org/t/p/original/f6fQW93aafELpUuJCc59M9LtYWD.jpg)
![](https://image.tmdb.org/t/p/w342/2TWdeUVx1vMrb6t548nZ4KfKq1V.jpg)
The Throwbackiest Episode Ever
Lava Lamps, Mood Rings, Ouija Boards, Slinkies, Silly Putty, Merlin, Pez Dispensers -- Get ready to go back in invention history, unleash your inner child, summon your youthful spirit, and spring, bounce and bubble your way back to a simpler time.
![](https://image.tmdb.org/t/p/w300/zddt6riN2BCGOL1OMItsU2NQAqo.jpg)
![](https://image.tmdb.org/t/p/w300/yNDLBaQSOkBpu9BmEdt3y8xmMuM.jpg)
![](https://image.tmdb.org/t/p/w300/cWk1q8isSaEDT5hmbgzAkjMx8iB.jpg)
![](https://image.tmdb.org/t/p/w300/mIV6dsOQKycLD1v2FWUqFSpcVSf.jpg)
Other episodes for this season
![The Wettest Episode Ever](https://image.tmdb.org/t/p/w300/1zYLjwody39crliIrrF65iyv2K0.jpg)
![The Hungriest Episode Ever](https://image.tmdb.org/t/p/w300/ci4eIYumUrxKyHI5S7nY5Y3Ha2k.jpg)
![The Happiest Episode Ever](https://image.tmdb.org/t/p/w300/i7ZaCzEzIFxbbjpvyyJfYDVR7YT.jpg)
![The Throwbackiest Episode Ever](https://image.tmdb.org/t/p/w300/f6fQW93aafELpUuJCc59M9LtYWD.jpg)
![The Laziest Episode Ever](https://image.tmdb.org/t/p/w300/r3XM4wng59SrLWDhXM37uwR1gEu.jpg)
![The Sweatiest Episode Ever](https://image.tmdb.org/t/p/w300/xfLDq52hJuxaksH4QZAPsTfTbOO.jpg)