Eight-Tails vs. Sasuke
Sasuke fights Killer Bee and is injured by his swords. Karin heals him, and Sasuke, Suigetsu, and Jugo then begin a combined assault on Bee until he decides to use the Eight-Tails' power. Sasuke is injured and revived again by Jugo, who regresses in age as a result. All healed, Sasuke unleashes Amaterasu on Bee, finally able to subdue him. Meanwhile, two Cloud ninja watch the fight from a cliff, and they notice the Uchiha crest on Sasuke. They rush the news to Bee's big brother, the Raikage.
Aired 14/01/2010EP 143 - Eight-Tails vs. Sasuke
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)