As Lulu embarks on her 'farewell' tour, FEMAIL reveals the 75-year-old's secrets for looking so youthful - including her 'stay slim strategy'.

It’s always risky to assume that some things are universal. From the side of the road we drive on to the meaning of a raised thumb, some things can and will differ, so it’s best to protect yourself from looking like a clueless tourist.

Los Angeles caterer and event planner Lulu Powers shares her best entertaining secrets and expert party tips from her new book, Lulu Powers: Food to Flowers, on CountryLiving.com.