Sgt. Frog rallies the troops when his father, the Demon Sergeant, visits Earth to check on the progress of his son's invasion. Perhaps construction of the underground hot springs will have to be delayed?
When the flying space-cycle Sgt. Frog purchases on the intergalactic internet turns out to be a clunker, Natsumi borrows a set of wings from Kululu for a late-night rescue mission!
Sumomo and Keroro use hidden cameras to get a laugh out of Giroro's feelings for a certain Hinata, but their plan backfires when a powered-up Natsumi goes on a frog-stomping rampage!
The holidays are a magical time for everyone, but Sgt. Frog gets so caught up in preparations for the New Year, that he totally forgets to do his intergalactic invasion homework!
Keroro whips his troops into shape for a soccer match against the formidable Pekopon squad, and Tamama teaches his "jealousy shot" to a young boy in desperate need of help from the soccer gods.
When the Hinata family forgets to be frightened of the lonely ghost who haunts their basement, bath time turns into a hair-raising - or maybe hand-raising - experience!
Kululu inspires his fellow invaders when he mysteriously starts helping out around the Hinata house. In other news, Momoka will stop at nothing to make a virtual love connection with Fuyuki.
Natsumi is stricken by a deadly fever during the Keroro Platoon's latest invasion attempt. Giroro blasts off on a mission to find medicine, but first he must defeat a three-headed space monster!
Sgt. Frog uses the Kero Ball to turn his Pekopon oppressors into puppets, and Momoka stages her own kidnapping to catch the eye of her knight in shining armor!
