​The Beatles built their reputation playing clubs in Liverpool and Hamburg over a three-year period from 1960, with Stuart Sutcliffe initially serving as bass player. The core of Lennon, McCartney and Harrison went through a succession of drummers, including Pete Best, before asking Starr to join them in 1962. Manager Brian Epstein moulded them into a professional act, and producer George Martin guided and developed their recordings, 

The Beatles are the best-selling band in history, with estimated sales of over 800 million physical and digital albums worldwide. They have had more number-one albums on the British charts and sold more singles in the UK than any other act. According to the RIAA, the Beatles are also the best-selling music artists in the United States, with 178 million certified units. ​

​In 2008, the group topped Billboard magazine's list of the all-time most successful "Hot 100" artists; as of 2017, they hold the record for most number-one hits on the Hot 100 chart with twenty. They have received ten Grammy Awards, an Academy Award for Best Original Song Score and fifteen Ivor Novello Awards. The group was inducted into the Rock and Roll Hall of Fame in 1988, and all four were inducted individually from 1994 to 2015. 

"What's Love Got to Do with It" is a song recorded by the American singer Tina Turner, released in 1984. It was taken from her fifth solo album, Private Dancer and became Turner's most successful single.
Although Turner had already scored a UK Top 10 and US Top 30 hit some months earlier with her rendition of "Let's Stay Together", "What's Love Got to Do with It" gave Turner her first and only US number one. The song ranked #309 on Rolling Stone magazine's list of "The 500 Greatest Songs of All Time". 

"I Just Called to Say I Love You" is a song written, produced and performed by Stevie Wonder.[2]
The song was first featured in the 1984 comedy The Woman in Red,[2] along with two other songs by Wonder, and scored number one on the Billboard Hot 100 for three weeks from October 13 to 27, 1984. It also became his tenth number-one on the R&B chart, and his fourth on the adult contemporary chart; it spent three weeks atop both charts, and for the same weeks as on the Hot 100.[3]

​"Say Say Say" is a song written and performed by Paul McCartney and Michael Jackson, released in 1983. The track was produced by George Martin for McCartney's album, Pipes of Peace. The song was recorded during production of McCartney's 1982 Tug of War album, about a year before the release of "The Girl Is Mine", the pair's first duet from Jackson's album Thriller (1982).

"Jump" is a song by the American rock band Van Halen. It was released in December 1983 as the lead single from their album 1984. It is Van Halen's most successful single to date reaching number one on the US Billboard Hot 100.[2] ​

"Oh Girl" is a single recorded by the soul vocal group, The Chi-Lites and released on Brunswick Records in 1972.  ​"Oh Girl" was the Chi-Lites' first and only number-one single on the Billboard Hot 100, peaking at that position in May 1972 for one week. The single also reached the top position of the Billboard R&B Singles chart the following month, remaining in that position for two weeks.[1] Billboard ranked it as the No. 13 song for 1972.[2]

​"Heart of Gold" is a song by Canadian singer-songwriter Neil Young. Released from the 1972 album Harvest, it is so far Young's only U.S. No. 1 single. In Canada, it reached No. 1 on the RPM national singles chart for the first time on April 8, 1972, on which date Young held the top spot on both the singles and albums charts.[2]Billboard ranked it as the No. 17 song for 1972.[3] In 2004, Rolling Stone ranked it No. 297 on their list of the 500 greatest songs of all time.[4]

​"Precious and Few" is a song by British group Climax which became a major North American hit in early 1972. It spent three weeks at number three on the U.S. Billboard Hot 100 and hit number one on the Cash Box Top 100.[1] It also reached number six on Canada's RPM 100.[2]

"Before the Next Teardrop Falls" is an American country and pop song written by Vivian Keith and Ben Peters, and most famously recorded by Freddy Fender.  The song ascended to #1 on the Billboard Hot Country Singles chart in March, spending two weeks atop the chart.[3] Thereafter, the song caught on just as strongly at Top 40 radio stations and it was not long before Fender had a #1 Billboard Hot 100 hit as well. Billboard ranked it as the No. 4 song for 1975.

​"Laughter in the Rain" is a song recorded by Neil Sedaka, composed by him with lyrics by Phil Cody. It includes a 20-second saxophone solo by Jim Horn.[1] Cody reports writing the lyrics in about five minutes after smoking marijuana and falling asleep under a tree for a couple of hours.[2]

​"Best of My Love" is a song written by Don Henley, Glenn Frey, and J. D. Souther. It was originally recorded by the Eagles (with Henley singing lead vocals), and included on their 1974 album On the Border. The song was released as the third single from the album, and it became the band's first Billboard Hot 100 number 1 single in March 1975. The song also topped the easy listening (adult contemporary) chart for one week a month earlier.[2]Billboard ranked it as the number 12 song for 1975.[3]

​"Black Water" is a song recorded by the American music group The Doobie Brothers from their 1974 album What Were Once Vices Are Now Habits: the track - which features its composer Patrick Simmons on lead vocals - became the first of the two Doobie Brothers' #1 hit singles in the spring of 1975.