Stone, 28, brought along a drawing she made in therapy aged nine, and talked about how acting has helped her feel less anxious. "I still have anxiety to this day but not panic attacks," she said.

Read more: Emma Stone on her lifelong anxiety battle: ‘I didn’t think I’d ever be able to move away from home’ At one point during the interview Colbert held up a drawing of a girl beside ...

She said the process of drawing and planning the comics became a useful tool to help her overcome her anxiety. Ms Ebrey has always been passionate about comics and grew up reading the Beano.