Kalyan took part in our MARIETTA trial after discovering he had testicular cancer at 39.
From celebrity challenges, to exclusive Channel 4 shows and super-smart science, get the latest on Stand Up To Cancer and everything that's happening across the UK.
Celeb bakers Anneka Rice, Nadine Coyle, Ade Adepitan and John Bishop took to the tent in the final episode of The Great Stand Up To Cancer Bake Off.
Were Jade, JJ (also known as KSI), Katherine, and Stacey up to the Bake Off challenge? Find out how they rolled in the latest episode.