Thought you paper money lovers would find this interesting: http://m.washingtontimes.com/news/2016/apr/29/eighth-graders-2-bill-sparks-police-investigation-/
The deuce doesn't circulate any more, so most people have never seen them. When they do see them, they just assume they are fake. There are many stories just like this one. https://www.google.com/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=arrested for using 2 dollar bill
It happens all the time, especially around the holidays and tax time. Less frequently do red and blue seals draw any attention.