As she struggled with a particular sentence, she informed viewers: “My contact lenses are so blurred, so with words like taking and talking, I can’t tell the difference.”
Ahead of the show, the host teased her Wizard Of Oz transformation in an Instagram post.
She firstly shared a picture of the front of her script which included a picture of Dorothy alongside the character’s name.
In view of her 5.9 million followers, she wrote: “Tomorrow’s script for our @thismorning Halloween special… this is beyond exciting.”