Demi Lovato `proud` of Selena Gomez
(WorldNews Entertainment)

Demi Lovato is `proud` of Selena Gomez following her recent kidney transplant. The 25-year-old singer recently admitted to undergoing the life-saving operation after her battle with autoimmune disease Lupus - in which the body attacks healthy cells - had caused the health of her organs to deteriorate, and her close pal Demi has now praised her as a `strong woman`. Speaking to...