Nice piece about Second Class Mail on The Animation Blog
Nice piece about Channel 4 animation under Clare Kitson on the BFI site
The website of our friend, Mark Baker, creator of many award winning films as well as the series Peppa Pig and The Big Knights. Astley Baker Davies.
Clare Kitson's book about her years running Channel 4's animation department, where Bob's Birthday was commissioned.
The National Film and TV School, where David and Alison studied.
Lily Snowden Fine was the original voice of Peppa Pig (season one, 52 episodes) Check out this episode which also features Alison as the voice of the parrot, Polly.