Fashion has a long history of provocative advertising -- from United Colors of Benneton to Calvin Klein to Kenneth Cole -- that raises people's ire on the social, sexual or political front. J. Crew seems to have hit the trifecta this week with an ad in its online catalogue that was also emailed to its list. It portrays J. Crew president and creative director, Jenna Lyons, laughing with her 5-year-old son, Beckett, whose toenails have been painted.