kitsch

Acknowledging the design of the Christmas jumper creates a shared experience of festive consumerism, allowing the jumper to supersede the material and enter the intangible and quasi-sanctified realm of celebration. This new hyperreality is a joyous state that plain knitwear is simply incapable of rendering.
There are a lot of films labelled "the best worst movie ever made" - for example, Killer Bitch. It has taken me some time