Naruto wants to train and get stronger. Jiraiya's lack of training half way the trip through finally reaches its boiling point. Words are said. Harsh cruel words. Naruto has had enough. Listening to Kyuubi, he goes to the Toads, and they have no problem making him into something Jiraiya couldn't. A badass Shinobi who doesn't take crap from anybody that seeks to put him down.