Here's what we know about one of them, Bear Grylls: The 49-year-old British TV personality whose real name is Edward Michael Grylls, is most famous for his extreme adventure television shows ...

His father was Sir Michael Grylls, a one-time MP for Surbiton. Grylls, who shot to fame with his adventure series Man Vs Wild, traced his Irish ancestry on the 20th season of Who Do You Think You Are?

For the last couple of decades, Bear Grylls has been busy, climbing Mount Everest and exploring the coast of Antarctica.

Bear Grylls bravely hands over his mobile phone in Send To All. Michael gets to work rifling through his personal pics, and sends an embarrassing text to his contacts.