The other band members decided that neither McCartney nor Griffiths were suitable lead guitarists, so when George Harrison joined the band they suggested that Griffiths buy an electric bass and an amplifier, but he could not afford this.
Neither McCartney nor Griffiths were suitable lead guitarists. The other band members decided this. Griffiths buy an electric bass. Griffiths buy an amplifier. They suggested this. George Harrison joined the band. He could not afford this.