Melbourne, Oct 25 : Pippa Middleton has revealed the four steps that help her to keep her famed butt in shape.
The 31-year-old sister of Kate Middleton, whose bottom had caught attention during the Duchess' wedding to Prince William in 2011, has written in Waitrose Weekend Magazine that her toned bottom was a result of 30 minutes routine comprising of four exercises, News. com. au reported.