This Morning presenter Holly Willoughby has been off sick this week and has now revealed to fans what was up with her.Holly, 40, has missed three episodes of This Morning this week following a brutal illness and has now said she won't return until Monday.The TV host shared the update on Instagram on Thursday, written from the standpoint of her beloved cat.Posting her 7.4 million followers, she shared a picture of her cat and said: “Good morning… My name is Bluebell.“Sadly Holly won’t be able to come out to play on @thismorning today as she is still under the weather… “Seriously what I’ve witnessed over the last 48 hours you wouldn’t want her there...“I’m sure she’ll be back on Monday… Honestly I’m sick of the sight of her!”Following her.