Paris Hilton is using her account to raise awareness of a young leukaemia sufferer desperately seeking a bone marrow donor.
The Simple Life star has linked to the official website of little Devan, four, who is facing a race against time to find a donor so that he can undergo a potentially life-saving operation.
And Hilton has reached out to her online followers to help him.
In a heartfelt post, she writes, "Hey guys, 4 yr-old Devan has leukaemia. Looking for bone marrow donors Please help."