There are some cameos from Where's My Water? that appears in different works.
- Swampy made his cameo appearance in Icon Pop Quiz by Alegrium, which he appears in one of the weekend specials, Game Characters. The design of the curtains and shadow represents the actual footage. He was one of the app characters, along with Om Nom from Cut the Rope, the Bad Piggies from Angry Birds and Barry Steakfries from Jetpack Joyride and Monster Dash.