Naruto Shippuden episode 29-30
It starts in episode 19 (shippuden)
Naruto Shippuden Episode #26
it starts at episode 163
Hinata fights the Pains in episode 166 of Naruto Shippuden! it is alos the episode where she confesses her love to Naruto.
166
episode 40-41
naruto shippuden epidode 113
episode 75 of naruto shippuden!
Shippuden esposide about 5 to 10
Yes , he fought Orchimaru in Naruto for the sake of sasuke.
They fight episode 135-138
Naruto Shippuden episode 114: Eye of the Hawk.