Stacy Hirano

Candace
She is Candace's and Jenny's best friend. Although it annoys her that she always want to bust her brothers, they know they can't miss each other.

Coltrane
Coltrane is one of her love interests.

Ginger
Ginger is possibly Stacy's little sister.

Albert
At first she simply one of his love interests, but it seems like he is her boyfriend.

The Signature Stacy
In this fanfic by WhoCares132 and PhineasnFerb, Candace tells her she is "just plain dull" and Phineas and Ferb sabotage her clothing.

Total Crazy Island
In this Total Drama Island like crossover, she will make an appearance.

Film
She will appear in a live action/Coumputer genrate version of the cartoon and movie and sequel and will be played by singer and new actress Charice Pempengco

Candace and Stacy Theme Adventure
She Also the Main Character in Spin-Off Series.

Disney's Perry the Platypus (Agent P)
She's a major character in this series. It is revealed that Ginger from the Fireside Girls is her little sister in season 1.

Camp Phineas Series
She has a crush on Coltrane in this series. But she gets jealous when Coltrane flirts with Mindy or Jenny.

Total Drama WorldWide (Phineas and Ferb Cast)
Stacy was doing just fine she only received votes from Ferb and Wendy so Candace would go crazy. She was eliminated in German vs. Wild when she threw a pair of shoes to distract a bear but later they turned out to be Chris's and they cost $500. Infuriated, Chris saves Candace and eliminates Stacy, without a parachute, but she survives since Candace gave Stacy hers.

The Adventures of Irving and Friends
She becomes Albert's girlfriend in episode 10

TotalDramaRox97's Series
Stacy hasn't appeared much. She is friendish with Caelan. She is racing with Candace in the Amazing Race and Phineas & Ferb crossover.

The Song of Flames
Stacy is a protagonist in the fanfic. She befriends the legendary Pokemon Landorus three years after Doofenshmirtz becomes the emperor of Danville thanks to Darkrai and Zekrom.

The Stacy Hirano Show
Stacy is the main character in this spin-off that follows Stacy and her longtime best friend Candace Flynn as they graduate high school, move into their own place, and begin college at Danville Community College. As Stacy navigates her way throgh her crazy new life she has been recruited by Carl the Intern to be a Secret Teen agent in his secret organization made up of teens much like the O.W.C.A was all animals.