Lorraine: Cat Deeley fans hit back at trolls for moaning she’s ‘too happy’

Viewers thrilled Cat Deeley back on UK screens as the cheerful star sits in for Lorraine Kelly

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