Shiitenshounin: Episodes 216–220: Ninja candidate Matsuri is kidnapped from Sunagakure. A mysterious group calling themsleves the 'Shiitenshounin' (lit. 'Four Heavenly Directions People') sends Gaara a challenge. The Konoha Eleven (Tenten excluded) are sent to aid the Sunagakure ninja in debt to their aid in the Sasuke Retrieval arc. Shikamaru divides the group into two teams: Naruto, Shikamaru, Choji, Ino, Kiba, and Lee as the main force and Sakura, Neji, Hinata, and Shino as medical support and scouts.
dude. its a filler. its not in the manga. if it didn't happen in the manga its a filler. i am aware that animes do change a few things but they never add a arc that contributes to the significanty story. that arc didn't contribute much to the main story except for that last episode where naruto leaves