Police impersonation is a serious crime; it is not just a practical joke. Police impersonators have been implicated in many crimes including rape and murder.  Just think about it.

Also ask any of the following victims of a police impersonator how they would feel about a person who thinks that it is a great joke to dress up as a police officer and go stop innocent victims in public (short list).

http://www.chron.com/news/houston-texas/houston/article/Police-seek-more-victims-of-police-impersonator-3978088.php

http://www.wusa9.com/news/article/204856/158/Victim-Of-Police-Impersonator-Speaks-Out

http://losangeles.cbslocal.com/2012/05/24/police-impersonator-took-drunk-driver-home-checked-back-days-later/

http://thefan.nbc12.com/news/news/83557-police-looking-victims-police-impersonator

http://www.lvmpd.com/Portals/0/news/2012/PO%20106%2005-11-12%20Metro%20Seeks%20Additional%20Victims%20of%20Police%20Impersonator.pdf

http://www.youtube.com/watch?v=ASkjevbBRlI

http://www.wjla.com/articles/2012/05/montgomery-county-police-impersonator-victim-speaks-out-about-ordeal-75752.html

http://blogs.findlaw.com/blotter/2012/05/fake-cop-murdering-miss-motorists.html

http://www.nbcphiladelphia.com/news/local/New-Jersey-Victim-Highway-Killings-Police-Impersonator-151605805.html

http://abclocal.go.com/kgo/story?section=news/local/east_bay&id=8790272

http://local.nixle.com/alert/4875398/