How adventurer Bear Grylls took American TV, and Barack Obama, by storm, Reality TV

The former SAS man who forged a career in Britain has exported his brand of derring-do across the Atlantic

Obama runs wild on reality show

Bear Grylls reveals Barack Obama TV mission wasn't all it seemed

Mel B looks terrified as she hangs perilously from a cliff edge and fights for survival in Bear Grylls' show

Mel B looks terrified as she hangs perilously from a cliff edge and fights for survival in Bear Grylls' show

Watch the incredible moment Mel B WEES on Bear Grylls after he gets stung by a jellyfish

President Barack Obama tangles with Bear Grylls in Alaska in 'Running Wild

President Obama, Joining Bear Grylls, Tests Survival Skills in Alaska - The New York Times

Man vs Wild Fame Bear Grylls Regrets Killing 'Way Too Many Animals' for His Shows

Man Vs. Wild: Survival Techniques from the Most Dangerous Places on Earth