VIDEO: Remembering John Lennon on his 75th Birthday

The Beatles heartthrob, singer-songwriter, activist and visionary would have been 75 today and all around the world people have been taking part in birthday celebrations in honor of the late artist.
His music, which ranged from the Lennon-McCartney hits he penned and performed in the 1960s to the timeless anthems he wrote as a solo artist and with wife, Yoko Ono, has been at the center of most tributes.