Grown Up Dad Host Joseph Gidjunis is a Dad who only saw fathers as drive-by parents. Wanting to be more for his own son, he sets out on a journey across the United States and Australia after being inspired by the hit TV show, Bluey. Host Joseph Gidjunis is a Dad who only saw fathers as drive-by parents. Wanting to be more for his own son, he sets out on a journey across the United States and Australia after being inspired by the hit TV show, Bluey.