Cat Deeley and Louise Redknapp are seen in throwback SM:TV Live clips during reunion on Lorraine

Cat Deeley on Lorraine today: ITV viewers divided as host fills in over half-term

Louise Redknapp shows off her designer style as she rocks a £1,100 denim Balenciaga jacket

Lorraine: Cat Deeley 'terrified' ahead of hosting Kelly's ITV show over the Easter break