The group were joined by Jackson Browne at the event to perform their first hit, 1972's "Take It Easy." The performance was a billed as one-time only special tribute to Frey, who passed away January 18 at the age of 67 from a combination of rheumatoid arthritis, colitis and pneumonia. "It's been a great loss for a lot of us, and we're still trying to cope with it," Henley tells BBC Radio 2.

As for the Grammys appearance, "It was very difficult and very emotional," he explains. "We actually almost didn't do it, but the Grammy people were very insistent so we decided that we would do it."