It's all about respect; he's looking for respect from his buddies. In the last one he just wanted to hang out, to be part of the group, but this time he wants more from his friends. And without giving the story away, he finally gets something that he has been looking for when the mini sloths kidnap him and take him to their tribal area. He gets to be the Fire King and they worship him and there is an amazing scene with a "call and response" sequence in the style of Cab Callow [the legendary American jazz singer and band leader] between him and his audience.
John LeguizamoWell I was about to be expelled from school, I had been arrested and a teacher said: "Why don't you try acting, instead of distracting the class? Why don't you use your comic talent for something more productive?" My maths teacher suggested I do comedy and I decided to have a go. I pursued it after that. I was about 17.
John Leguizamo