Jennifer Lopez's dad confirms she's pregnant with twins

Singer and actress Jennifer Lopez might be staying mum about her impending birth - but her dad has no problem revealing everything about her pregnancy.

For David Lopez has just announced on a Spanish language TV show that J-Lo is pregnant with TWINS.

He revealed in an interview on the show Esc?ndalo TV (Telefutura): "Yes, twins. The thing is in my family, my sister also had twins, so it's a hereditary thing."

And when asked how he felt about the big news, the grandpa-to-be expressed his happiness for his famous daughter.

He added: "I'm very proud. Jennifer has yearned to be a mother for many years."

With the 38-year-old singer's due date getting closer and closer, her dad says he already has gifts ready for the babies.

He explained: "In Puerto Rico it's custom to buy an azabache [black stone] bracelet for babies to protect them from the evil eye, it's part of our culture."

However, David L?opez did not reveal was the sex of the babies - although friends of the star and her husband Marc Anthony were recently seen taking presents of both blue and pink to a baby shower.