4D

https://www.google.com/search?site=imghp&tbm=isch&source=hp&biw=1263&bih=572&q=4D+Dress
https://www.youtube.com/results?search_query=4D+Dress

Hard to shop

"She's very fashionable and she looks good," the president said of the first lady. "So I'm worried about buying her clothes because she'll, on Christmas Day, look at it and say, 'That's really sweet, honey,' and peck me on the cheek -- and I never see her wear what I bought."

http://www.usatoday.com/story/theoval/2014/12/15/obama-michelle-ryan-seacrest-malia-sasha-books-christmas-shopping/20434841/