Original air date: 2/14/2003 (produced in 2002)
Episode number: 24
On Valentine's Day, Cupid selects Tootie to be Timmy's valentine, which displeases Timmy as he wants to be with Trixie. After failing to win Trixie over, Timmy gets so mad that he wishes males and females would be separated, which ends up putting Cupid in danger due to the lack of love.
This episode contains examples of:
- Cupid's Arrow: And grenades, and heart shaped throwing knives, and any other kind of munition you can think of.
- Friend-or-Idol Decision: Timmy has to choose either Trixie or Tootie to be his Valentine. And after seeing Tootie upset, he chooses her.
- Girls vs. Boys Plot: Provides the page image. Trixie denying Timmy's Valentine's Day gift results in him wishing for a world without girls; one half of the world becomes Himsdale, while the other half becomes Hersdale, each with a completely One-Gender Race. While both sides are going well at first, this causes Cupid to fall violently ill because there is no love in the world. When Timmy decides to break down the wall so both genders can reunite, this causes an all-out war instead.
- Gods Need Prayer Badly: In the show, Cupid is a fairy rather than the Roman God, but the outcome is the same. When the genders are all separated, he starts dying without love.
- Good-Times Montage: The guys of Himsdale all get one in the form of the song, "Great to Be a Guy".
- "I Am Great!" Song: "Great to Be a Guy", sung by the various men and boys of Himsdale as they show how great it is to be one of them during their Good-Times Montage.
- Interspecies Romance: To demonstrate romance's power, Cupid prompts a romance between a dog and a cat.
- Shout-Out: The Lock-and-Load Montage of Timmy gearing up with love munitions parodies a similar scene from The Matrix.
- Solid Cartoon Facial Stubble: With men taking less care for keeping up their appearances after separation from the women, almost all of them have gray stubble form an arch over their mouths.
- Valentine's Day Episode: The episode is set on Valentine's Day.
- Valentine's Day Violence: In this episode, after Timmy gets fed up by Trixie's refusals and Tootie's advances, he wishes for the men and women to be separated. After enjoying the pleasures of manhood and womanhood respectively, and them experiencing a void, Timmy goes to a wall that separates them, and smashes it via a giant steak. As the men and women approach each other and perceive mistrust to one another, the go for a literal battle of the sexes. Timmy is then called by Cupid to fix this, and provides him love-themed weapons to mend the relationships.
