<P> Sugar Walls--Sugar (Birthname Sharon La Hughes) is Linda's famous sister . She is a model, but is more famous for her promiscuity than her modelling career . She appears once in series 1 and again in series 2 . </P> <P> Simon Shepherd--Simon is Tom's celebrity crush . Simon is famous for starring in Peak Practice . He appears in every series . </P> <P> The series was filmed in front of a live studio audience in Studio 2 at The London Studios, South Bank, London </P> <P> Writer Jonathan Harvey appeared in three episodes; as a guest at the series 1 wedding, once as make - up artist Louis, and then as a customer in a sofa store . </P>

Where was gimme gimme gimme filmed