Arabella Weir is a British comedian, actress and writer.The daughter of former British ambassador Sir Michael Weir, she is best known for her roles in The Fast Show and Posh Nosh, and for writing several books including the international best seller Does My Bum Look Big in This? (a catchphrase of one of her characters in The Fast Show).
She is also well known for her books On wards and Upwards and Cupid for which she also wrote the screenplay now owned by Working Title Films.
Weir has written for The Independent magazine, which is included with the Saturday edition and for The Guardian newspaper and its Weekend magazine. She continues to contribute regularly to both newspapers.