Credit: Jason LaVeris/FilmMagic

Taye Diggs can't get enough of his 2-week-old son Walker.

"I just love coming home," the Private Practice star, 38, told Monday at the American Cancer Society's "Blow Out Cancer" event in Beverly Hills. "I said before - it's like a great prize waiting at home."

Walker — the first child for Diggs and wife of six years, Idina Menzel — "is a joy that can’t be explained," the actor told Us.

"I love his smile," he added. "He’s always smiling."

See which celebs are due next!

In March, broke the news that the couple — who met on the 1996 Broadway production of Rent — were expecting.