I'll Be Back

Credits

 * John Lennon – acoustic guitar (rhythm) (1964 Gibson J-160E), lead vocals
 * Paul McCartney – bass guitar (1963 Hofner 500/1), harmony vocal
 * George Harrison – acoustic guitar (lead) (1950 Jose Ramirez DeEstudio, 1962 Gibson J-160E), harmony vocal
 * Ringo Starr – drums

Background
John found the chords for "I'll Be Back" by playing a Del Shannon song, which was probably "Runaway."