What does Bear Grylls, Priscilla Shiver, Professor Aurthor Brooks, Nicky and Pippa Gumble, Gillian Lam, Patricia Lau, Freddie and Michael Birley, John and Sandra Snelgrove, Wade Wollin, Brett and Shanon Hilliard, Ps Sam, Andrew Gardener, Vivian Teo, Elise Bland and Vereena and Ullysis Espanosia have in common ...