To mark the 10th anniversary of its wondrous Wonderbra, Sara Lee Corp. has put up billboards from KraftWorks, New York, in its top six markets. Ads featured a slew of new quips, among them Times Square's attention-grabbing headline "Yes, they are, thank you." Print ads will follow to unveil a Wonderbra product launch in March. Art director: Rony Zeidan. Copywriter: Cat Doran.