An Endless Nightmare / A Creation from the Future! Naruto SD: Rokku Rî no seishun Furu Pawâ ninden : Season 1 Episode 41

Trapped by Orochimaru's blizzard, Lee and the gang fight to stay warm. Can they stave off sleep and avoid freezing to death?! Out of the First Hokage's nostril pops Rock Lee, from 30 years in the future! He's come back to give his past self a helpful robot, in hopes that he won't end up a complete loser!