Katie first appears in the aldi 2017 christmas advert where kevin saves her from getting hit by a flying pea. They later are shown the have three children carrots named chantany, jasper and baby. In 2020 the great grandparents make their first apperance however it is not know if they are the relations of kevin or katie
Katie appears but has no role in the 2021 advert A Christmas carrot. She is seen at the end of the advert when ebanana scrooge gives them a pudding.
In 2022 Katie is dressed like the mum from home alone and there in a airport then Kevin gets caught in a game of football with famous stars such as Ronaldo and messi. At the end Katie gets on the plain with the kids and then notices that Kevin is not with her she then shouts his name.
In part 2 of the 2022 advert Kevin trys to defend himself when he mistakes Santa as a robber. Katie's appeared at the end with the kids after they got off the plain.