How slang is "made" in English - bad-ass, wicked, deadly, sick

http://www.engvid.com Wow that is sick! Deadly car! Sick? Deadly? Learn how is slang actually "made" in English. Find out how and when to use words like bad-ass, wicked, sick, and da bomb! Then take the quiz at http://www.engvid.com/how-slang-is-made/