John Lennon

Clip, recorded with Yoko Ono in the Bahamas, previews upcoming 'Plastic Ono Band' box set.

Ex-Beatle and wife Yoko Ono revealed at work in 1968 for ‘Plastic Ono Band’ box set.

"You can hear that I'm just a frantic guy doing his best," singer later recalled of throat-shredding 'Please Please Me' song.

They inevitably channeled grief over his murder into their craft.

Broadcaster was reluctant to break the news during 'Monday Night Football.'

Thankfully, the joy and excitement of his music remain.

The Fab Four never reunited, but they'd rebuilt their friendships by the time of his death.

He reflects on “senseless” death of close collaborator along with passing of “little buddy” George Harrison.

Guitarist and actor have been working together a few years and chose song because of its timeliness.

Others subbed for him as far back as 1964's "You Can't Do That."

Former Beatle ended five-year hiatus moments after hearing New Wave single in a club.

“Security secrets” hidden since the ‘70s were unveiled after author spent two decades battling for their release.