Brittany Miller (Live-Action Movies)

Brittany Miller is the oldest and leader of the Chipettes and the female counterpart of Alvin. Besides appearance, her personality is toned down. She is a lot friendlier and polite, making it easier for others to approach her. She is nicer and has better control over her temper then Alvin does, though it is still a bit shorter then most.

Alvin and the Chipmunks: The Squeakuel
Brittany and her sisters meet Ian Hawke and was hoping that she and her sisters would meet the Chipmunks but Ian told them that they already left him. He also told them that they made him very upset because Alvin literally spat on him and he didn't want to mention the other two making the Chipettes believe that the Chipmunks are mean just to take revenge against the Chipmunks and became very excited to use the Chipettes as his minions. When she and her sisters meet the Chipmunks at school she tells her sisters that Ian said they can't trust them. Later she and her sisters sing a song on stage to help Ian convince Dr Reuben to let both the Chipmunks and Chipettes sing at the school concert but she initially refuses but she finally agrees. At lunchtime Brittany encounters Alvin who tells her that she shouldn't trust Ian because he's cruel but she doesn't listen. After she and her sisters sing at the school concert she discovers that Alvin didn't come which made her and the Chipmunks very upset and tells Alvin and Ian was right that he doesn't care about anyone but himself and she never wanted to win this way. When she and her sisters are approached by Ian to inform them about the over singing concert at the Stapell centre she and her sisters are initially excited but they realize that that means missing the school contest and when Ian tells them that will be singing however he wants them to which means mainly having Brittany so they refuse unless they all sing together. Then Ian threatens them by grabbing their tales and holding them upside down and hurting them making Brittany realize that Alvin was right about Ian. She gives Alvin a phone call to let him know that Ian locked her and her sisters up in a cage and Alvin goes to save them. After Alvin saves the Chipettes from Ian they go to the school concert to perform and they all became friends and are now under the care of Dave Seville.