On this day in music history: December 3, 1965 – “We Can Work It Out/Day Tripper” by The Beatles is released (US release date is on December 6, 1965). Written by John Lennon and Paul McCartney, it is the eleventh US (sixth consecutive chart topper) and ninth UK number one. McCartney begin writing “We Can Work It Out” on his own, with Lennon helping him finish it by composing the songs’ bridge. “Day Tripper” on the other hand is started by Lennon who comes up with the chorus and the songs’ signature guitar hook, with McCartney writing the verses. The pair complete the song in an afternoon, later admitting that it was a “forced composition” since the band needed a new single to release in time for Christmas. The double A-sided single is released concurrently with the album “Rubber Soul” though are not included on the set. “We Can Work It Out” is recorded on October 20, 1965, taking eleven hours of studio time to complete. The flipside “Day Tripper is recorded four days before on October 16, 1965. It charts in the UK with both sides reaching #1. In the US, "We Can Work It Out” spends 3 weeks (non-consecutive) at #1 on the Billboard Hot 100 beginning on January 8, 1966, and “Day Tripper” peaks at #5 on January 22, 1966.