Take a current trend/style/custom and extend it into the future:

[hedgehog]

Example:

Present:
People, especially college students, wear flannel pajama pants to the grocery store and to class.


Future: People wear footed jammies to work.

[Rabrrrrrr]

1. And the president of the US wears a onesie to deliver the State of the Union

which will be constantly interrupted by the President's cell phone going off and he/she texting back, or checking the score of the game, or otherwise not focusing on anything at all, which will be fine, because everyone in the chamber will be texting, listening to iPods, surfing the web, chatting with neighbors, and so on.

[Orsino]

2. Paris Hilton vs. Dick Cheney

http://www.comedycentral.com/videos/index.jhtml?videoId=165891&title=paris-hilton-vs.-dick-cheney