Deborah Knight poses for a selfie with Karl Stefanovic as she co-hosts Today

Today's Brooke Boney is left red faced after Karl Stefanovic catches her lying on the studio couch

Johnny Galecki Hilariously Calls Out Ex Kaley Cuoco's Anniversary Note to Husband Karl Cook

Johnny Galecki Responds to Kaley Cuoco Saying She Doesn't Remember Life Before Husband Karl Cook