The former singer, 45, appeared on the ITV show to chat to hosts Kate Garraway, 58, and Ranvir Singh, 48, about starring in the upcoming theatre show Abba Mia.
The ex glamour model, 47, partnered with the organisation in December and said in a statement how 'proud' she was to be able to help 'shine a light' on the cause.
The former Atomic Kitten star, 45, and her toyboy beau, 33, were seen together for the first time following claims Lee 'punched' Paolo after an argument in Dubai.
Taking to Instagram the ex glamour model, 47, hit back at the claims following reports the altercation had left her and the Atomic Kitten singer's friendship 'strained'.
Taking to Instagram the ex glamour model, 47, hit back at the claims following reports the altercation had left her and the Atomic Kitten singer's friendship 'strained'.