<P> Tweenies is a production of Tell - Tale Productions in association with the BBC . Animation for the show was produced by A Productions, an animation studio based in Bristol, England, with Ealing Animation providing some animation in a few early episodes . Computer animation for the series was provided by Clockwork Digital, with Ben Mars animating Mungo, the computer creature who appears in some later episodes . </P> <P> The characters are well developed and children are able to predict what their responses might be . The mixture of story, song and creative activity provides excellent opportunities for children to learn through play . Music plays an important part in the programme and children are encouraged to join in with songs and actions . </P> <P> The programme is set in a nursery attended by the four Tweenies themselves: Bella, Milo, Fizz and the youngest, Jake . They are in the care of two adults, Max and Judy, and two dogs, Doodles & Izzles . </P> <P> The show includes a "Tweenie Clock", with five circular lights arranged in a pentagonal shape with the lights denoting "News Time" (Circle Time in United States)--Orange, "Messy Time"--Blue, "Song Time"--Yellow, "Telly Time" (Video Time in United States)--Green and "Story Time"--Red . "Surprise Time" is a special time determined when all five lights glow . A button at the centre of the clock (Purple) is pressed to select the activity that will be undertaken next . </P>

What are the names of the tweenies characters