teresa taylor--- thanks so much. bill-- more than ever americans are becoming a bunch of workaholics! a new survey by glassdoor finds that only 25% of employees took "all" of their paid vacation days. 15% took zero and more than half took time off but did some working while on break. coming up -- a look at the latest controversy surrounding yelp. are investors wrong to bad mouth the stock? plus...is right now the stock market's shining moment? traders go unplugged to solve that mystery--- after the break!! forget sunday funday-- friday is a great day because it's time for traders unplugged. joining us from the floor of cme group.. alan knuckman and scott shellady are you ready to rumble? alan: let's do it. angie: here's topic number 1-- history lesson. now is considered by some the best time in history to invest in the market. what reasons do you see for buying stocks? alan: i like that we both agree on this. it's absolutely true. we have a level playing field. the combination of technology, tight spreads, and low co