Simon Doonan, the creative director for Barney's, talks to the Wall Street Journal's Andria Cheng about this year's Christmas tree. Each year, Simon does something different. This year the theme is "Have a Witty Holiday." The Witty Tree is covered with witty sayings and has lots of interesting finds from a flea market. Simon said the minute the tree went up, people came in and had their photos taken with it. He had created an instant tourist attraction. Take a look: