Encounter
Kabuto and Yūkimaru travel to a lake, where Kabuto attempts to draw out a mysterious creature. Guren branches off from her men to find Orochimaru, who has Sasuke fight an army of Sound Ninja as training. Sasuke defeats them all, but declares that he wants to kill Itachi more than them. Naruto continues his training by summoning Gamakichi and Gamatatsu, but still doesn't understand the concept of connecting to another person's heart. Kabuto and Yūkimaru arrive at the Hot Springs Village where Naruto and Jiraiya are.
Aired 15/01/2009EP 92 - Encounter

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)