Don't Drink the Water Ben 10 : Season 4 Episode 3
TV-Y7-FV Cartoon Network 22m
Aired: July 21st, 2007 @ 10:00 AM EST on Cartoon Network
After being in contact with water from the Fountain of Youth, Grandpa Max and Ben are reverted to being kids again. Now, Gwen is left to take care of them while stopping Hex from finding the fountain's source.
