The Dream that Couldn't Come True
It's the final stand against Sasori, and Chiyo reveals the flaw in Sasori's "immortality". As Sasori breathes his last breaths, he rewards the two kunoichi for his defeat by providing them some valuable information. In ten days, they will have the opportunity to meet with one of his spies who can provide them with information on Orochimaru, and Sasuke as well.
Aired 30/08/2007EP 27 - The Dream that Couldn't Come True
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)