“He wrote some of the best parts of Hotel California and Desperado. He wrote some pivotal lines that I wouldn’t have thought of in a million years”: Don Henley’s praise for his Eagles bandmate Glenn Frey

Don Henley and Glenn Frey.

In the ’70s, the Eagles declared that the key to their phenomenal success could be summed up in two words: “Song power.”

The main source of that power was the partnership between founder members Don Henley and Glenn Frey – the group’s principal lead vocalists and songwriters.