Paris Hilton’s best friend has beat her to motherhood and now her baby sister just might beat her down the aisle. Nicky Hilton’s producer BF David Katzenberg is planning to propose to the heiress during a family Christmas trip to Hawaii.

A spy spills to Star: “David is planning to propose while they’re in Hawaii at the Hilton mansion. David is planning to propose while they’re in Hawaii at the Hilton Mansion. David already asked her parents for her hand in marriage at a recent family dinner.”