Characters spawned from a regular sketch from Turner, Riley and Szubanski's short-lived comedy sketch show from the 90's, Big Girl's Blouse (1994).
Kim, pick up the phone, it's Brett... Look, can you call me back? I'm at work. I really need to talk to you... What day's rubbish day?
In the final episode, instead of having "wine time" at the end, a slightly longer conclusion scene in screened.