[1] http://en.wikipedia.org/wiki/Hickey
[2] http://www.fluther.com/43178/anyone-have-tips-on-giving-good-hickies/
[3] http://www.wisegeek.com/what-is-a-hickey.htm
[4] http://www.huffingtonpost.com/2011/01/21/hickey-stroke-love-bit-paralyzes-woman-_n_812286.html
[5] http://www.howtoguides365.com/how-to/get-rid-hickeys/
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