Sgt. Frog
Season 1 • Episode 35 — Top Secret! Natsumi's Surprise Birthday Party
Alien frogs come to take over the planet & get into all kinds of trouble while living under the roof of a small family.
Seasons & Episodes
1I Am Sergeant Keroro! / Sergeant Keroro Rising2Momoka & Tamama Move Out! / Momoka & Tamama: Operation Overload the Hinatas3Keroro's Critical Point Breached! / Keroro's Secret Mission Begins4Giroro: The Most Dangerous Man in the Universe / Keroro: Rain with a Slight Chance of a Dangerous Man5The Song of Men Who Love Their Toys6Momoka's Romantic Plan on the South Seas / Momoka's Spooky Plan on the South Seas7Mois: My First Destruction of Earth / Tamama vs. Mois: Tamama Loses8Keroro: Invasion Status is Never Better / Keroro: Building a Base for Dummies9Natsumi: Where Love Blooms, Kululu Looms / Hinata Aki: A Dynamite Woman10Face-off! Decisive Battle Over Molar-311The Keroro Platoon Appears on TV12Sumomo: A Pop Star Travels Across Space / Giroro: A Small Angel on the Battlefield13Dororo: The Forgotten Warrior / Dororo & Koyuki: Friendship, How Beautiful It Is14The Five Assemble! Probably The Longest Day15Momoka: The Dark Momoka Descends / Dark Momoka: The Lie Behind the Lie16Mois: Dark Mois Descends / Mois: More and Mois Mayhem17Keroro vs. Natsumi: The Great Battle in the Water / Fuyuki: Welcome to Horror World18Natsumi: Hilarity! Adult Beachside Story19Keroro vs. Natsumi: The Ultimate Showdown at a Festival / Keroro: A Radio to Invade Your Ears20Fuyuki Meets a Girl / Fuyuki: The Ambassador of Nontolma21Keroro's Energy-Saving Invasion / Keroro's Countryside Exploration22Tamama: I'll be the Leader from Now On23Panic! The Hinata Household's Wildest Day Ever24Keroro: The Noble but Poor Space Detectives / 556: How to Become an Action Star25Momoka: Love, Youth and a Hectic Getaway26Keroro: Everyone Unite! Let's Conquer Sports Day27Keroro's Father's Coming and Father's Leaving / Keroro: Hot Spring, Go! Go! Go! Sir!28Keroro: Snowball Fight Survival / Kululu's Kukuku & Ku29Natsumi & Koyuki's Youthful Energy on Stage / Keroro: The Scoop is No Good30Tamama: The Boy Who Came From Planet Keron / Momoka Wants a Nice Body31Keroro Can't Find the Way Home32Keroro: A Whole Bunch of Animal Soldiers / Giroro: The Cat Wants to Speak33The Keroro Platoon Invades Pekopon with Anime34Momoka vs. Koyuki: Battle for Hot Springs / Keroro & Fuyuki: Let's Take It Easy35Top Secret! Natsumi's Surprise Birthday Party36Keroro's Desperate Struggle! Sergeant vs. General Winter / Fuyuki: Nishizawa-san's Oustranding Coincidence37Dororo: Come to My Ninja School / Keroro's Dinosaur38Giroro: The Mobile Soldier in Love / Giroro vs. Natsumi: The Encounter39Keroro: Operation Christmas / Keroro: Taking Charge of Year-end Housecleaning40Mois: Or, Like, Happy New Year, Sir? / Keroro: New Year's Food is Also Good, but Don't Forget Your Homework41Keroro: The Glory of Sugoroku / Dororo's Blood is Really Boiling42Keroro: The Red-blooded Keroro Platoon / Tamama: The Friendship Jealousy Shot43Giroro: No Tears for the Red Oni / Giroro: Let Setsubun Fly44Keroro vs. Fuyuki: A Sports Showdown / Kululu vs. Aki: A Devastating Assault Robot Battle45Keroro's Instant Dumplings of Love / Natsumi & Momoka: Commence Operation V for Valentine46Keroro: Have You Been Forgotten, Sir?47Natsumi: Preserve Girls' Day / Keroro: It's an Afro, Myoww48Keroro Platoon: Mission on a Fine Spring Day / Fuyuki: Resident Idle Rescue Mission49Kululu: How to Succeed in the Universe / Momoka: W(hite)-Day:Operation Pinnacle50Natsumi: The Fiery Warrior of Earth / Giroro: If I Don't Do It, Who Will?51The Keroro Platoon Retreats! Farewell, Pekopon