Ever wonder why American cowboys say "'git along little doggies" when they're talking about herding cattle? Or why a losing wrestler "cries uncle?" And why do we say "ouch" when we stub a toe? The answers to all these questions can be traced to the millions of immigrants who've flooded into the US over the past 200 years and created a language that's entirely America. Join us as we reveal the history behind America's secret slang.