Sgt. Frog Episode 142: Keroro, Give me back my New Year / Giroro, Let`s Get Working on the Pekopon Invasion!
Episode 142 of 358 of Sgt. Frog, aired January 5, 2007, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Keroro wakes up on January 5th, having slept through the entire New Year`s holiday. He goes on a rampaging temper tantrum! And then the platoon tries to invade right after New Year`s, perhaps to make up for it. Source: crunchyroll