Gumble the monster

Gumble was the character who first appeared in Curious George's Birthday!

He is disguised as a blue monster who is pedophilic and sneaky.

Likes

 * Children
 * Crimes
 * Making snake balloons
 * Birthday parties

Dislikes

 * Cops
 * Going to jail
 * Jeffy

Trivia

 * Gumble is portrayed by Colin Blue Monster Puppet.
 * It is unknow why that Gumble doesn't appear much.
 * He may be played by one of Leon's uncle but his identity is unknown.

Appearance

 * 1) Curious George's Birthday!
 * 2) Curious George Gets Kicked Out!
 * 3) The Super Bowl Special!