Around that time, Hilton's grandfather Barron Hilton pledged 97 percent of his estate (the Hilton family fortune) to a charitable organization founded by her great-grandfather Conrad N. Hilton: the Conrad N. Hilton Foundation [REF].
Hilton's love for dogs led her to create a canine apparel line, Little Lily by Paris Hilton, with some of the proceeds benefiting animal rescue.