Killer Bee and Motoi
Motoi confesses to Naruto and Yamato that he attempted to kill Bee during their childhood because of his father's death due to the sealing of the Eight Tails 30 years ago. As the young Bee became the Jinchuriki of Eight-Tails, Motoi realized that Bee had the same maltreatment of people just like Naruto and he understood what kind of life Bee is experiencing that time. After Motoi's confession, Naruto leaves the Waterfalls of Truth and heads to edge of the island where he thinks how to overcome his hatred and defeat his dark self. The squid again returns and attacks Naruto but Motoi is caught from its tentacles, then Bee appeared as the Eight Tails defeating the squid and saving Motoi. Motoi asked Bee why saved him despite he attempted to kill Bee. Bee answered in a rap that he and Motoi will remain good friends.
Aired 12/01/2012EP 244 - Killer Bee and Motoi
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)