The database currently contains 7367 historical events.
- The Three Degrees reached No. 1 on the UK singles chart with “When Will I See You Again”. It was their only UK No. 1 single. The group was popular with Prince Charles in the 1970s and in 1978 performed the song at the celebration of his 30th birthday at Buckingham Palace after he said it was his favourite song.
- Carole King released the single “Jazzman”.
- Eric Clapton remained at number one on the US album chart with “461 Ocean Boulevard”. John Denver was second with “Back Home Again”, Elton John third with “Caribou”, Stevie Wonder moved up to fourth with “Fulfillingness' First Finale”, and Bachman-Turner Overdrive II was fifth. Also in the Top 10 were Bad Company, Loggins & Messina, Robin Trower, Bob Dylan & The Band, and Paul McCartney & Wings.
- Chicago reached No. 1 on the U.S. Easy Listening chart with „Call On Me“.
- Paul Anka and Odia Coates began a three-week run at No. 1 on the Billboard Hot 100 with „(You're) Having My Baby“. The song was Anka's 24th U.S. Top 40 hit, reached No. 6 in the U.K., also topped the Cashbox Best Sellers chart and later received a gold certification from the RIAA. Despite condemnation from feminist groups, it reached the top of the chart.
- Carole King released the album "Wrap Around Joy", which reached No. 1 on the U.S. albums chart.
- The Osmonds reached No. 1 on the UK Singles Chart with their cover of Johnny Bristol's song "Love Me for a Reason," beginning a three-week run at the top. Written by Johnny Bristol, it became the group's first and only career number-one hit in the United Kingdom.
- Barry White reached No. 1 on the Billboard R&B chart with “Can’t Get Enough of Your Love, Babe.”
- Elton John reached No. 1 on the US chart with “Bennie and the Jets”.
- Paul Anka spent his third week at No. 1 on the US singles chart with “(You're) Having My Baby”, before Eric Clapton was expected to replace him with “I Shot The Sheriff”.
- Rufus scored their biggest career hit with “Tell Me Something Good”, which reached No. 3.
- Barry White reached No. 1 on the Billboard Hot 100 with “Can’t Get Enough of Your Love, Babe,” giving him his first No. 1 hit as a solo artist.
- Olivia Newton-John reached No. 1 on the US Billboard chart with the song “I Honestly Love You”.
- Mike Oldfield's album Tubular Bells reached No. 1 on the UK album chart for the first time, 15 months after its release. Interest surged after the album was used in the film The Exorcist. Tubular Bells was the first album released by Virgin Records and sold more than 10 million copies worldwide. After spending three weeks at No. 1 with Hergest Ridge, Mike Oldfield remained at the top with Tubular Bells.
- Olivia Newton-John achieved the first No. 1 hit of her career on the Billboard Hot 100 with “I Honestly Love You.” The song appeared on the album If You Love Me, Let Me Know, and its success helped the album reach No. 1 on the Billboard Top LPs & Tape a week later. The song began a two-week run at the top and was her first of five US No. 1 hits.
- The Beach Boys reached No. 1 on the US Billboard album chart for the second time in their career with Endless Summer. The compilation of original recordings from the 1960s spent 155 weeks on the chart and received triple-platinum certification for sales of more than three million copies.
- The Guess Who's song “Clap for the Wolfman” reached No. 6 on the Billboard Hot 100 and featured the unmistakable voice of radio host Wolfman Jack. He liked the song so much that he left his lucrative job at WNBC and went on tour with the Canadian band.
- After a long absence, Dionne Warwicke returned to the U.S. Top 10 with “Then Came You,” which she recorded with The Spinners. Because of a superstition related to astrology, she added an “e” to her name for good luck, later returning to the original spelling.
- John Denver's "Annie's Song" reached No. 1 on the UK singles chart. The song was dedicated to his wife, and Denver reportedly wrote it in about ten minutes while riding a ski lift.
- The debut album Rollin’ by Scottish pop-rock band Bay City Rollers reaches No. 1 on the UK albums chart and helps fuel the wave of fan popularity known as “Rollermania.” The album includes “Remember,” “Shang-a-Lang,” “Summerlove Sensation,” and “Saturday Night.”
- John Denver’s “Annie’s Song” reaches No. 1 on the UK singles chart. In the same year, it also tops the charts in the United States, Canada, and Ireland.
- Nothing from Nothing reached number one on the US Billboard pop chart.
- Album „Made In The Shade“ od The Rolling Stones získalo zlatou certifikaci.
- Typically Tropical reached No. 1 on the UK singles chart with their debut single “Barbados”. The song also reached No. 1 in Ireland and South Africa and was their only hit.
- Bee Gees began a two-week run at No. 1 on the US singles chart with “Jive Talkin'.” It was their second US No. 1 hit and the first of several American disco hits to top the chart. The single reached No. 5 in the UK. Barry Gibb was inspired to write the song while driving across a Florida bridge on his way to the recording studio.
- Janis Ian was at No. 1 on the US Adult Contemporary chart with “At Seventeen”.
- The Stylistics reached No. 1 on the UK Singles Chart with “Can't Give You Anything (But My Love),” beginning a three-week run at the top. It became their only UK No. 1 single.
- The song “Fallin' in Love” by Hamilton, Joe Frank & Reynolds reached number one on the US Billboard Hot 100, where it remained for one week. It was their first and only US number-one single. The song was credited to the group even though drummer Tommy Reynolds had left three years earlier and was replaced by Alan Dennison. It reached number 33 in the UK.
- The Eagles' album “One of These Nights” entered its final week at number one on the US album chart. It was subsequently replaced at the top by Elton John's album “Captain Fantastic”.
- Glen Campbell was at No. 1 on the US country chart with “Rhinestone Cowboy”. The song was one of six songs released in 1975 that reached No. 1 on both the Billboard Hot 100 and Billboard Hot Country Singles.
- Elton John’s ninth studio album “Captain Fantastic and the Brown Dirt Cowboy” returned to No. 1 on the US Billboard 200 after a six-week break. That same year, it also topped the charts in Australia, Canada and New Zealand.
- KC and the Sunshine Band reached No. 1 on the US singles chart with “Get Down Tonight”. It was the first of five of their singles to reach No. 1, and the song reached No. 21 in the UK. It later received a platinum certification for sales of one million copies in the US and reached No. 1 in Canada.
- Rod Stewart reached No. 1 on the UK albums chart with “Atlantic Crossing”, which began a five-week run at the top.
- The Carpenters reached number one on the Easy Listening chart with their version of Neil Sedaka's “Solitaire.”
- Glen Campbell began a two-week run at No. 1 on the U.S. singles chart with "Rhinestone Cowboy". It was his first chart-topper after 13 Top 40 hits. The recording became a million-selling hit, received three Grammy nominations and was named Song of the Year by the Country Music Association in 1976. It reached No. 4 in the UK.
- Rod Stewart took his version of "Sailing" by the Sutherland Brothers to No. 1 on the UK singles chart. The song was originally released by the Scottish folk-rock duo Sutherland Brothers in June 1972. Stewart's version also reached No. 1 in Belgium, Ireland, the Netherlands and Norway that year and was featured in a BBC television series about HMS Ark Royal.
- Helen Reddy scored her 15th hit on the Easy Listening chart. Fourteen of her first fifteen hits reached the Top 10, including eleven consecutive entries; eight reached No. 1 and three reached No. 2.
- David Essex reached number one on the UK singles chart with Hold Me Close, where it remained for three weeks.
- Neil Sedaka's “Bad Blood” reached No. 1 on the U.S. Billboard Pop chart.
- Rod Stewart started a five-week run at No.1 on the UK Singles chart with the double A-side "Reason to Believe"/"Maggie May."
- Neil Sedaka's "Bad Blood," featuring backing vocals by Elton John, reached No. 1 on the US Billboard Hot 100 and remained there for three weeks. It was Sedaka's second US No. 1 hit that year. Within eight months, he had also written the hits "Laughter in the Rain" for himself and "Love Will Keep Us Together" for Captain and Tennille.
- Earth, Wind & Fire byli se skladbou „Getaway“ na prvním místě R&B žebříčku.
- Elton John a Kiki Dee se skladbou „Don't Go Breaking My Heart“ dosáhli prvního místa amerického singlového žebříčku, kde zůstali čtyři týdny. Pro Eltona Johna šlo o jeho šestý americký hit číslo jedna. Skladba se dostala na první místo v celkem devíti zemích včetně Velké Británie, Austrálie a Kanady. Autory byli Elton John a Bernie Taupin, kteří skladbu vydali pod pseudonymy Ann Orson a Carte Blanche.
- “Devil Woman” entered the Billboard Top 40 and later reached number 6.
