Lost Bonds
As he is resting, Naruto starts dreaming his past experiences with Sasuke that made the two friends closer. When he tries to follow Kakashi, who is in pursuit of Sakura, he is stopped by Yamato, saying that he has orders from Kakashi to return Naruto to Konoha. Naruto devises a plan to sneak out and leaving a shadow clone to fool Yamato. He goes into Sage Mode to locate Kakashi. He then starts remembering the experiences that brought Sasuke pain in his life. Naruto decides what he can do for Sasuke if they come face to face.
Aired 26/05/2011EP 213 - Lost Bonds

Naruto: Shippuden
Naruto: Shippuuden is the continuation of the original animated TV series Naruto. The story revolves around an older and slightly more matured Uzumaki Naruto and his quest to save his friend Uchiha Sasuke from the grips of the snake-like Shinobi, Orochimaru. After 2 and a half years Naruto finally returns to his village of Konoha, and sets about putting his ambitions to work, though it will not be easy, as he has amassed a few (more dangerous) enemies, in the likes of the shinobi organization; Akatsuki.
(Source: Anime News Network)