Brum is the title character of his own show who is a half-scale replica of a late-1920s Austin 7 "Chummy" convertible.Brum is a car that drives out of a museum while his owner isn't looking and he loves to go around Birmingham, England every day to find adventures. Follow him as he helps to save the day by identifying criminals stealing stuff, He even saves cats and dogs or they can be about saving runaway objects and he even dances with people in the ending only in series 3-5.
He drives by himself and can express himself in a number of ways including opening and closing his doors and bonnet, "bobbing" his suspension, flashing and swiveling his headlamps, rotating his starting crank, extending his turn signals, and using his horn. He opens his doors to make him happy and flaps his bonnet up to make him angry, but in the older series, he does not. Sometimes you can tell from his eyes.
Typically, he stops thieves from escaping or just stops things like a dog from getting away and so far, has never failed to save the day.
Each episode of Brum begins with the car starting its day in a museum, then sneaking out to visit the "Big Town", where it finds adventures. The opening sequence and closing sequence was filmed at the Cotswold Motoring Museum in Bourton-on-the-Water, Gloucestershire, England. The model car used in filming is kept on display there when not in use.
- His TV model can now be seen in Portsmouth Museum Children's Television Exhibition.
- Another model can also be seen At Cotswold Motoring Museum, Where the intro and outro was Filmed.
- In the first two series, his headlights are small, But in the later series, his headlights are slightly bigger, also his registration plate was bigger in the first two series. In the later series, his registration plate is smaller.
- Brum's bonnet colour was bronze in the first 2 series, but in the later series, his bonnet is golden.
- He returned in four events - on the 10th of December 2001. He made a special guest appearance in the CBBC On Choice studio, and he also appeared in Brum and the Big Blue Diamond Mystery Pantomime, and in the music video "Fireflies" by Owl city. And in 2006, Brum was part of the St. Matthew's Primary School road safety campaign in Westminster, London.