If you are looking for an article about our canon counterpart, click here
Brittany Miller (voiced by Christina Applegate as a teenager and Janice Karman as a child) is a secondary supporting hero that appears in the Alvin and the Chipmunks anime film series. She is the older sister of Jeanette and Eleanor, and also Alvin's girlfriend. She wears pink outfit as her iconic color. She is well known for being aggressive towards Prince Hans (Santino Fontana) and the Duke of Weselton (Alan Tudyk).
- In Lilo and Stitch: The Series, it was implied several times that she has a strong dislike towards Myrtle Edmonds and her Japanese American friend Yuki every time she sees them wearing a green Chinese dresses. However, both Myrtle Edmonds and Yuki doesn't seems to be offended by this statement at all.
- In Alvin and the Chipmunks: Trouble in Rio de Janeiro, when Alvin turned her into a horse, she wears a light pink feather headdress and light pink saddle on her back.
- Older sister of Jeanette and Eleanor.
- Rival of Odious.
- Rival of Raven Roth and Kitten in Teen Titans Go.
- Girlfriend of Alvin Seville.
- Seems to be good friend with Simon Seville.
- Seems to be good friend with Pepe Le Pew (non-canon).
- Killed both Prince Hans and the Duke of Weselton in Frozen: Hearts of Ice, including their men.
- Successfully arrests Marcel, Tipa, and Armando in Alvin and the Chipmunks 3: Trouble in Rio de Janeiro.
- Killed Nigel the Cockatoo for nearly killing both Blu and Jewel.
- Was nearly killed by both Mother Gothel and the Stabbington Brothers in Tangled: The Lost Princess.
- Seems to be good friend with Linda Gunderson.
- Track down Tiger Claw (Eric Bauza), Rahzar/Dog-Pound (Clancy Brown), and Fish-Face (Christian Lanz) in Alvin and the Chipmunks X Teenage Mutant Ninja Turtles, believing it'll lead her to Alvin Seville, who himself pursues Tiger Claw, Rahzar/Dog-Pound, and Fish-Face.
- Track down Uehara Daizo (Keone Young) in Teen Titans: Trouble in Tokyo, believing it'll lead her to Alvin, Simon, Robin (Scott Menville), Raven Roth (Tara Strong), Beast Boy/Garfield Logan (Gregory Cipes), Cyborg/Victor Stone (Khary Payton), Odious (Gregg Berger) and Starfire (Hynden Walch), who themselves pursued Uehara Daizo.
- Track down both Slade Wilson (Ronald Perlman) and Plasmus (Dee Bradley Baker) in Alvin and the Chipmunks: Divide and Conquer, believing it'll lead her to Alvin, Simon, Robin, Raven Roth, Cyborg/Victor Stone, Beast Boy/Garfield Logan, Odious, and Starfire, who themselves pursued both Slade Wilson and Plasmus.
- Track down the Puppet King (Tracey Walter) in Alvin and the Chipmunks: Switching Bodies, believing it'll lead her to both Starfire and Raven Roth, who themselves pursued the Puppet King.
- Track down Fang (Will Friedle), Kitten (Tara Strong) and Killer Moth, believing it'll lead her to both Robin Starfire, Beast Boy/Garfield Logan, Cyborg/Victor Stone, Raven Roth, Alvin, Odious, and Simon, who themselves pursued Killer Moth, Kitten, and Fang.
- Track down Control Freak (Alexander Polinsky) in Alvin and the Chipmunks: Fear Itself, believing, it'll lead her to Robin, Beast Boy/Garfield Logan, Cyborg/Victor Stone, Starfire, Simon, Alvin, and Odious, who themselves pursued Control Freak.
- Track down Brother Blood (John DiMaggio) in "Deception", "Wavelength", Titans East: Part 1, and Titans East: Part 2, believing it'll lead her to Cyborg/Victor Stone, Alvin, Simon, Odious, Beast Boy/Garfield Logan, and Starfire, who themselves pursued Brother Blood.
- Brittany, along with Raven Roth (Tara Strong) were originally the only two females remaining between Teen Titans: Trouble in Tokyo and Alvin and the Chipmunks 2: Bloody Spear at Hollywood Sign, but the project was canceled.
- Brittany, along with Jeanette, Eleanor, Kitten, Raven Roth, Starfire, and Terra "Tara" Markov were the only seven females remaining after the events of Alvin and the Chipmunk 2: Samurai Rebellion.