Revenge of the Shadow Clones

is episode 230 of the Naruto: Shippūden anime.

Summary
After having braved a storm, four of Naruto's shadow clones rebel against him, taking him hostage, forcing the crew to stop in an island. Naruto's clones were going to kill him, but he wakes up and realises it was all just a dream of one of his clones. So, when the clone was extinguished his memories got transferred to the real Naruto.