They had a projection screen behind them and used this to display images meant to be wallpaper of the house in which the scene was set . They also used it to very amusing effect with a few animated images and swapping images in and out during the sketch as part of the gag or plot . Towards the end McKinney came out with a videocamera and panned it over the audience for a bit and it projected on the screen .
According to the above context, answer the following question.
Why were some amused by the images ?


They were projected in a unique way .