The Split: Who is Dee Koppang O’Leary? When did she marry Dermot O’Leary?

The Split on BBC One: Dermot O’Leary ‘very excited’ over role in final series

Holly Willoughby's unique wedding favour revealed by pal Dermot O'Leary

Alison Hammond compares her height to This Morning co-host Dermot O’Leary’s for cheeky sex joke