Pregnant Kristin Cavallari Has (Mostly) Shunned Her High-Heel-Wearing Ways

MIAMI BEACH, FL - JULY 14: Kristin Cavallari walks the runway for the Diesel show during Mercedes-Benz Fashion Week Swim at Raleigh Hotel on July 14, 2011 in Miami Beach, Florida. (Photo by Frazer Harrison/Getty Images for IMG) Photo: Jason Kempin/Getty Images

Once a tottering celebrity mom-to-be, the TV personality, who's expecting a baby boy in August, is now wearing more and more ballet flats. "I'll wear heels to dinner," she admitted to People. "I've retired my highest heels for a bit, though!" What would Jessica Simpson say?