You'll Be My Backup
Obito doesn’t understand Kakashi's way of thinking, but he finally learns why Kakashi put his mission first that time at Kannabi Bridge. Presently, Obito and Kakashi return together to confront Madara.
Aired 25/06/2015EP 417 - You'll Be My Backup

2007
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)