Catherine Zeta-Jones has shared her upset with fans following the death of her cousin.The actress took to Instagram to pay tribute to her beloved family member, and wrote: "On February 13th my beautiful cousin Gemma left us in this world.MORE: Catherine Zeta-Jones shares nostalgic photo with lookalike daughter Carys"She was truly a 'Gem' to us all and she was truly an extraordinary mother to her five children. Tomorrow she will take her final resting place.