Gwen Stefani and her rock star husband Gavin Rossdale are expecting their second child, Rossdale’s father confirms to PEOPLE.

“They and the whole family are delighted,” Douglas Rossdale tells PEOPLE exclusively.

Reps for Stefani were not immediately available for comment.

According to Britain’s The Sun, the singer is 13 weeks pregnant. She has long said she’s wanted another child.

Stefani, 38, and British-born Rossdale, 40, wed in London in September 2002 and have one of the coolest kids in showbiz: Kingston Rossdale, who turns 2 on May 26.