Notably , Martin borrows their rusted , unsightly Nissan to drive Mandy to church on her wedding day .
Dennis and Ursula - Two further unseen characters referenced throughout the show , they are an elderly couple who live in the flat next door .
Notably , Martin borrows characters ' rusted , unsightly Nissan to drive Mandy to church on her wedding day .
Dennis and Ursula - Two further unseen characters referenced throughout the show , they are an elderly couple who live in the flat next door .