Conan O'Brien a father again

American talk show host Conan O'Brien is celebrating after becoming a father for the second time.

The 42-year-old's wife Liza Powel O'Brien gave birth to baby son Beckett on Wednesday.

Beckett - a brother for 2-year-old Neve - weighed 3.75 kilograms (eight pounds and four ounces).

A statement from the family reads: "Mother, baby and father are all well."