Personality- Aang's -playful and lighthearted  humorous - Sassy  jokester and never gets  bothered personality is a major aspect of his character.   Known for His hilarious humor and creative humor and  air nomad Jokes  and bison humor even physically, acting up his jokes to make the joke
Childish  he knows that he’s a goofy kid 
Uses immature language like  master poop head and shakes his butt  and has great comedic timing goofy dancing and killer dancing style and Fangirls low key  