The Hills Tech Quiz: Episode 9 (What Happens In Vegas...) From LA to Vegas, this week's episode of The Hills was all over the map with birthday and anniversary celebrations. A few tech cameos here and there, but no major gadget usage overall. I guess the girls got the memo that drinking while operating a cell phone doesn't go hand in hand! Let's see how much you were paying attention. Scroll down and click 'take the quiz' to participate in this week's tech quiz!