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/rival. 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.