The late Beatles star and music legend John Lennon, October 9, marked the day with various events.
The musician, who was shot dead in New York in 1980 at the age of 40, still influences popular culture after his assassination.
He changed the course of music history in 1957 when he clashed with his future bandmate Paul McCartney at a church.
After helping lead the Beatles to international stardom and establishing themselves as one of the greatest bands of all time in the world, Lennon enjoyed a diverse career.
After the band split in 1970, Liverpoolian released his first solo attempt, the John Lennon / Plastic Ono Band, the same year, including the likes. Mother And Working Class Hero.
Came within a year Imagine, His title track is inextricably linked with his legacy.
The Musician’s Strawberry Fields Memorial in Central Park, New York, where Lennon’s ashes are scattered, presents a mosaic containing the word.
Lennon’s landmark birthday is marked with a pop-up television channel, LENNON80, which contains special programming.
It will feature Bed Piece, Documentary Charting Lennon, Yoko Ono’s Bed-in for Peace, 1969 in Montreal, Canada, and a 1971 interview about Parkinson’s.
From today until October 15, Universal Music Group launched the channel on Sky, Virgin and Freeview.
His birthday was also marked in Liverpool, and the council launched a worldwide competition to find another great lyricist.
A collection of Lennon’s never-before-seen pictures in New York will also be on display at The Beatles Story in Liverpool.
Earlier this week, Elton John said Lennon would have won the Nobel Peace Prize if he had lived.
To mark this achievement in a BBC Radio 2 special, Lennon’s son Sean, who is the eldest son, was speaking.
“That was your father. He wanted to bring people together. He was a unit, and he was willing to go the extra mile to let people see what his point was.”
Paul McCartney shared a black and white photo of the couple together marking the birthday of his late Beatles band spouse.
Sharing a photo on Instagram, McCartney wrote: “I love this picture, it reminds me of the relationship between us. 80th Happy. Love Paul”.
The Beatles drummer Sir Ringo Starr also remembered Lennon.
He posted on Instagram: “Let’s celebrate John’s 80th birthday reunion on Friday, October 9. Yoko Cian and Julian I miss peace and love.”
Lennon’s wife, Yoko Ono, posted a short video illuminating the Empire State Building in New York in blue and a symbol of peace.