Gene Clark was the Byrd who couldn’t fly. If that sounds trite (and let’s face it, it is) consider the facts. Clark was one of the original members of America’s answer to The Beatles, and whilst Roger McGuinn was the frontman of The Byrds on hit singles like ‘Mr Tambourine Man’ and ‘Turn! Turn! Turn!’, it was Clark who provided the majority of their self-penned material during his tenure with the band. But, in an irony that would be delicious if it wasn’t something that happened to a living, breathing person, Gene Clark was afraid of flying. In 1965, with…