Shinryaku! Ika Musume (Squid Girl) Episode Twelve (finale) Won`t You Fight? / Isn`t It a Crisis? / Isn`t It a Bigger Crisis?
First up is a volleyball competition for a 3d TV then Ika-musume looses her squidly powers, she then regains them when Eiko is sucked unto a whirlpool.
Animation 9/10 (it was great for a TV budget)
Voice Quality 10/10 (adorable)
Story 10/10 (episodic is best)
Total score 9.5/10 (best show out this past season)
  Shinryaku! Ika Musume (Squid Girl) Episode Eleven Isn`t It a Doll? / Isn`t It Doubtful? / Wont You Go Hiking?
Ika musume finds a Creapy doll that prevents her from sleeping, She then goes hiking and encounters non-sea predators.
  Shinryaku! Ika Musume (Squid Girl) Episode Ten Isn`t It Teru Teru Bouzu? / Won`t You Be Loved? / Won`t You Play Baseball?
Ika-musume becomes a mostly adorable Teru Teru Bouzu. Sanae Loses her mind and Ika-musume shows off her elite baseball skills.
  Shinryaku! Ika Musume (Squid Girl) Episode Nine Won`t You Play with the Bell? / Do You Want Makeup? / Isn`t It a Secret Weapon?
Ika musume makes a friend. Ika musume learns about makeup and more stuff.
  Shinryaku! Ika Musume (Squid Girl) Episode Eight Aren`t You Sick? / Isn`t It a New Ability? / Won`t You Use It?
Ika musume is ill and the only cure is for her not to eat shrimp. her new friend umbrella is run over by a truck.
  Shinryaku! Ika Musume (Squid Girl) Episode Seven Focus Your Tentacles on Her! / Feeling Inkuisitive? / A Squiddle Work Never Killed Anyone.
Nagisa begins to see ika-musumes true side but believes that it is a trick to underestimate her. ika-musume then proves she's better than her doppelganger by working at Minamikaze no Tenchou's shop.
  Shinryaku! Ika Musume (Squid Girl) Episode Six Up For an Inkredible Hero Stage Show? / Squidn`t You Be Studying Right Now? / Is This Inkfatutation or Love?
Ika musume hijacks a hero show and is promptly defeated by hannya mask, Ika musume is a genius and enjoys rubbing it in and finally Cyndi and her MIT cohorts try and squidnap ika musume because she might be the descendant of aliens.
  Shinryaku! Ika Musume (Squid Girl) Episode Five Not From This Sea, Are You? / Why Not Join the School of Fish? / Wouldn`t Having a Pet Be Squidtastic?
first up Ika-chan is assaulted by Cyndi and accused of being an alien, then Ika-chan expands her invasion to the school and then Sanae has a dream about ika-musume.
  Shinryaku! Ika Musume (Squid Girl) Episode Four How Much Is That Squiddy in the Window? / Ride `em, Squiddy! / You`re Phonier Than an 11-tentacled Squid!
first up ika-musume recieves 10,000 yen instead of paying for the repairs on the shop she buys tons of shrimp, in the second bit the TV at the shop breaks down and she moves in with the Aizawa's. Finally Ika-musume is forced to confront her doppelganger. 
  Shinryaku! Ika Musume (Squid Girl) Episode Three Aren`t You a Fraidy-squid? / You`re the Squid`s Sworn Enemy, Aren`t You? / Squidzooks! Aren`t You a New Recruit?
first up is a test of courage (poor Gorou), in part two Ika-musume is surrounded by enemies and in part three she has a new girl to convert into a comrade.
  Shinryaku! Ika Musume (Squid Girl) Episode Two Wait a Squid, Aren`t You on My Side? / Up for a Squid-celebration? / Wanna Play with This Squid?
hilarity ensues as ika forgets how to swim and is saved by a life guard. Ika meets her number one fan.
  Shinryaku! Ika Musume (Squid Girl) Episode one Who`s up for a squid-vasion? / Hold on a squid, aren`t you a compatriot? / Aren`t I just the squiddiest?
Its The Invasion Of Ika Musume. Ika vows to invade the beaches of mankind since humans have polluted the seas but her invasion is less than successful when she encounters adversaries who give her a part-time job at a sea-side snack bar. In part two Ika Musume encounters a compatriot who ends up returning to Davey Jones's locker, and in part three she remembers why she came to the beach and attempts to claim the snack stand as her foothold only to be brutally defeated by Chizuru.