[6] She made an appearance alongside Olympic sprinter Harry Aikines-Aryeetey, on BBC Breakfast on 19 May 2023, on which they were announced as new Gladiators on the re-booted show, with Sheldon taking the name 'Diamond'.
[7] Sheldon, who, at 6 ft is the tallest female Gladiator on the show,[8] has spoken about her desire to use her appearances to inspire people to embrace their uniqueness, because she was bullied for her height at school.
[11] The success of the series has been credited in part to the popularity of new Gladiators like Sabre (Sheli McCoy), Fury (Jodie Ounsley), and Sheldon's Diamond.
[13] In March 2024, she was also confirmed as one of the celebrities to play in the televised charity football match Soccer Aid.
They both work as online personal trainers,[5] with Sheldon running her own training app titled LivFitness.