Paul McCartney on stage at the Cavern nightclub in Liverpool during the early days of The Beatles in 1960. Getty Images
Sir Paul McCartney's childhood home on Forthlin Road in Allerton, Liverpool. PA
Paul McCartney and John Lennon writing 'I Saw Her Standing There' in Paul's childhood home. To mark McCartney's 80th birthday in June, the National Trust is launching The Forthlin Sessions, giving unsigned artists the chance to visit, write and play music in the terraced house. PA
The Beatles' songwriting powerhouse at work in the house on Forthlin Road. PA
The famous Beatle's younger brother Mike McCartney, who will help to choose the selected musicians, said: 'I hope some of the magic rubs off on them.' PA
Paul McCartney aged 6 in 1948, with his brother Mike behind him. Getty Images
George Harrison, John Lennon and Paul McCartney standing outside the McCartney home in 1960. Ringo Starr was not to join the band for another two years. Getty Images
Paul McCartney with his father and brother Mike in 1960. Getty Images
Paul McCartney on stage at the Cavern nightclub in Liverpool during the early days of The Beatles in 1960. Getty Images
Sir Paul McCartney's childhood home on Forthlin Road in Allerton, Liverpool. PA
Paul McCartney and John Lennon writing 'I Saw Her Standing There' in Paul's childhood home. To mark McCartney's 80th birthday in June, the National Trust is launching The Forthlin Sessions, giving unsigned artists the chance to visit, write and play music in the terraced house. PA
The Beatles' songwriting powerhouse at work in the house on Forthlin Road. PA
The famous Beatle's younger brother Mike McCartney, who will help to choose the selected musicians, said: 'I hope some of the magic rubs off on them.' PA
Paul McCartney aged 6 in 1948, with his brother Mike behind him. Getty Images
George Harrison, John Lennon and Paul McCartney standing outside the McCartney home in 1960. Ringo Starr was not to join the band for another two years. Getty Images
Paul McCartney with his father and brother Mike in 1960. Getty Images
Paul McCartney on stage at the Cavern nightclub in Liverpool during the early days of The Beatles in 1960. Getty Images