London, Oct 22 : Jennifer Aniston is grieving over the sickness of her beloved dog, it has emerged.

Aniston''s 14-year-old Corgi-Terrier, Norman, is one of the most pampered pets in Hollywood and the former Friends star is giving the pooch the best care.

According to OK!, Norman is suffering from unrelated digestive problems.

The Daily Express quoted an insider as saying: "Norman is old and hasn''t been doing well. She''s terrified her best friend could soon be gone."

The 40-year-old actress is very fond of pets and also has a three-year-old white German shepherd, Dolly.

Speaking about her bond with her pets earlier in the year, Aniston had said: "You have to say goodbye way too soon. It''s just so sad. It makes me so sad. But their love is unconditional and I love that." (ANI)