'Yes Theory' Guys Conquer Fear Of Heights 2:23
Born in the city, Derin from the Yes Theory crew has never had to deal with heights. Needless to say, beating his "phobia" is the gang's next big adventure. Join Derin, Thomas, Ammar, Matt and Olympic silver medalist Sam Dorman as they train for a terrifying helicopter ocean dive!
Follow Sam's athletic adventures on Snapchat, Instagram and Twitter!