Pippa Middleton is proving that her maternity style [1] is anything but boring. While running errands in London, Pippa showed off her baby bump in the most unexpected outfit [2]. Kate Middleton's little sister wore a pair of black and white checkered pants [3] that instantly took us back to the '90s. Pippa styled her Cher Horowitz-inspired pants with a tailored blue blazer, a matching tank top, and chic oversize sunglasses. She finished her Summer-ready look off with a practical pair of loafers that came in a royal blue hue. Keep reading to get a closer look at her pants, and buy similar styles ahead.