Naruto

Season 2, Episode 90

Episode Title: Unforgivable! A Total Lack of Respect!

Air Date: 2004-07-07

Overview:

Jiraiya and Naruto catch up to Tsunade, whereupon she learns that Konoha wants her to be the 5th Hokage. She refuses the title, angering Naruto, who mistakes her for being a weakling. Naruto learns first-hand how strong she really is. Naruto decides now is the time to try out the Rasengan, only he hasn't perfected it yet.