Holly Willoughby was left shaken on Thursday's episode of This Morning when Alice Beer told her to get a Covid test as she couldn't smell the hot cross buns on offer.The ITV favourite was sampling different flavours of the Easter treat with her co-host Phillip Schofield, but complained that she couldn't smell one of the options.Home expert Alice told her she should go and have a Covid test, as a lack of smell is one of the tell-tale symptoms of the virus which has forced the entire world to its knees.But Holly looked terrified at the thought, after she had a run-in with the coronavirus last year and was forced to miss a few days on This Morning.Back in November 2020, Holly missed some of her hosting duties after being forced to self isolate.