Playboy boss Hugh Hefner will finally grant girlfriend Holly Madison's wish of becoming a mother - after agreeing to seek fertility treatment.

Madison has regularly expressed her desire to become a mother during the couple’s reality TV show The Girls Next Door.

And it seems the magazine mogul has agreed to become a father for fifth time.

According to Hollywood gossip columnist Janet Charlton, the 81-year-old and Madison were spotted visiting a Beverly Hills gynecologist who specializes in vitro fertilization.