Water, Earth, Fire, and Air(Nicktoon High)

Water,Earth,Fire,and Air is the fourth episode of season 4 and the 40 episode overall.

Plot
Aang,Katara,Toph,and Zuko teaches the students water,earth,fire,and air, but invader tim uses the power on everyone

Characters
Each character pick one of the powers to learn

Invader Tim-Air

Spongebeck Squarepants-Water

Ren Jr.-Water

Stimpy Jr.-Fire

Tina-Earth

Kittypuppy-Air

Will Fenton-Air

Angelica Turner-Fire

Pup-Earth

Korina Anderson-Fire

Squidward Jr.- Water

Rocky-Airg

Ralph Bighead Jr.- Earth

Trivia

 * even though Aang die he come back in this episode due to popular demands