Big TikTok star 'joins Blue Peter as new presenter' A huge TikTok star has reportedly replaced fellow influencer Joel Mawhinney as a presenter on Blue Peter. 27 April 2026 A big TikTok star has reportedly joined Blue Peter as a new presenter. Blue Peter Kyle Thomas boasts 34 million followers after he wowed with his videos about exotic animals, and it is believed the BBC picked him to replace TikToker Joel Mawhinney, who quit earlier this year and has 16 million followers, in a bid to attract more viewers.