Zero Hour! The Konoha Crush Begins!

is episode 68 episode of the original Naruto anime.

Synopsis
With the invasion's start, Orochimaru takes the Third Hokage hostage as the Sound Four creates a barrier to allow them to fight without interruption. Meanwhile, invading Sound and Sand ninja infiltrate Konoha, and battles begin breaking out across the village. Kankuro and Temari carry Gaara from the village so that he can recover. Sasuke pursues them, eager to finish their battle. Preoccupied with fending off the invading forces, Kakashi instructs Sakura, who had managed to repel the sleeping-inducing genjutsu, to wake Naruto and Shikamaru.