Question: Who is the younger brother of the author of the 2001 number one single in the UK Singles Chart?

Context articles: Carson Parks
Royal Blood discography
Clean Bandit discography
Clair (song)
Somethin' Stupid
Pet Shop Boys discography
Finally (CeCe Peniston album)
St Winifred's School Choir
Country Grammar
Grace Kelly (song)

Clarence Carson Parks II (26 April 1936 – 22 June 2005), often known as C. Carson Parks, was an American songwriter, music publisher, musician and singer, best known for writing the hit song "Somethin' Stupid".
 His younger brother is the composer Van Dyke Parks.
English hard rock band Royal Blood has released two studio albums, two extended plays (EPs), eight singles and nine music videos. Formed in Brighton in January 2013, Royal Blood is a duo consisting of bassist and vocalist Mike Kerr and drummer Ben Thatcher.
 After signing with Warner Bros.
 Records, the duo released their debut single "Out of the Black" in October 2013, which debuted at number 29 on the UK Rock & Metal Singles Chart.
 In February 2014, "Little Monster" was issued as the band's second single, registering on the UK Singles Chart at number 95 and the UK Rock & Metal Singles Chart at number one.
 Both singles were later issued alongside their B-sides on the EP "Out of the Black" in March. "
Come On Over" – initially featured as the B-side to "Out of the Black" – was released as a single in April, reaching number 68 on the UK Singles Chart.
 At the same time, "Little Monster" also returned to the charts, peaking at number 74 on the UK Singles Chart.
English electronic music group Clean Bandit have released one studio album, three extended plays, seven singles (including one as a featured artist) and eleven music videos.
 In December 2012, the group released their debut single "A+E", which peaked at number 100 on the UK Singles Chart.
 The song is the lead single from their debut album, "New Eyes", which was released in May 2014.
 The album's second single, "Mozart's House", charted at number seventeen on the UK Singles Chart, becoming Clean Bandit's first top twenty single on the chart. "
Dust Clears" was released as the third single from the album, reaching number forty-three on the UK chart.
 The album's fourth single, "Rather Be", features Jess Glynne and topped the UK Singles Chart, the group's first number one on the chart.
 Their 2016 single "Rockabye", which features rapper Sean Paul and singer Anne-Marie, became their second number-one hit in the UK, becoming the Christmas number one single for 2016 in its seventh consecutive week at number-one.
 The follow-up to "Rockabye", "Symphony", featured Zara Larsson and became their third UK number one single.
"Clair" is a popular song by Irish singer-songwriter Gilbert O'Sullivan and is one of his biggest-selling singles.
 Written by O'Sullivan and produced by Gordon Mills, it was the number one single in the UK Singles Chart for two weeks in November 1972, number one in Canada on the "RPM 100" national singles chart the following January, and peaked at number two on the "Billboard" Hot 100 in the US.
 It was also O'Sullivan's second and last number one hit on the U.S. Easy Listening chart, after "Alone Again (Naturally)".
"Somethin' Stupid", also "Something Stupid", is a song written by C. Carson Parks.
 It was originally recorded in 1966 by Parks and his wife Gaile Foote, as Carson and Gaile.
 The song is best known for the 1967 version by Frank Sinatra and his daughter Nancy Sinatra, which reached number one on the "Billboard" Hot 100 chart.
 In 2001, a cover version by British singer Robbie Williams and actress Nicole Kidman reached number one in the UK Singles Chart.
The discography of the Pet Shop Boys, an English electronic/pop music duo, comprises 13 studio albums, four compilation albums, two live albums, four remix albums, one extended play and 55 singles.
 The duo's debut single, "West End Girls", was first released in 1984 but failed to chart in most regions.
 However, the song was entirely re-recorded in late 1985, and this newly recorded version became their first number-one single, topping the UK Singles Chart, "Billboard" Hot 100 and Canadian Singles Chart.
 Parlophone Records released the duo's debut album, "Please", in the United Kingdom in March 1986.
 The album peaked at number three on the UK Albums Chart and was certified Platinum by the British Phonographic Industry (BPI).
 It also peaked at number seven on the "Billboard" 200 in the United States and was certified Platinum by the Recording Industry Association of America (RIAA).
 The following summer they released "It's a Sin", the lead single from their second album, "Actually".
 The single became another UK number one and also reached number nine in the US.
 This was followed by "What Have I Done to Deserve This?
", with Dusty Springfield, which peaked at number two in both the UK and US.
 In the summer of 1987 the Pet Shop Boys recorded "Always on My Mind", a cover of the Brenda Lee track, and it became their third UK number-one single over Christmas 1987.
 This was followed by another UK number one, "Heart" in spring 1988.
 The album "Actually" was released in September 1987, peaked at number two in the UK and was certified three-times Platinum by the BPI.
Finally is the debut album by American singer CeCe Peniston, released on January 28, 1992 by A&M Records.
 Prior to the release of this album, Peniston released her debut single "Finally", which topped the US "Billboard" Hot Dance Music Club Play chart on October 26, 1991, peaking eventually at number five on the "Billboard" Hot 100 and at number two in the UK Singles Chart.
 The album yielded two additional singles which achieved dance number one status in the US; "We Got a Love Thang", co-written by Chantay Savage, and "Keep On Walkin'", written in collaboration with Kym Sims.
 Both songs entered the UK Singles Chart top 10 and the "Billboard" Hot 100 top 20 in the US.
 Despite the success of the singles, the album itself climbed only to number seventy on the US "Billboard" 200.
 However, during its thirty-six weeks long presence in the chart it sold over 554,000 copies in the US.
 The album peaked at number ten on the UK Albums Chart.
 The total worldwide sales of the album surpassed 3,000,000 units.
 Two further tracks were released from the album which were more in the R&B field; "Inside That I Cried" charted at number ten in the US R&B chart and at number forty-two in the UK, while "Crazy Love" peaked at number thirty-one in the US and at number forty-four in the UK.
 The album was part of the resurgence of dance music in the United States during the mid-1990s.
St Winifred's School Choir, from St Winifred's Roman Catholic Primary School in Stockport, England, was a choir of children whose single in 1980 became that year's British Christmas number one single.
 Entitled "There's No One Quite Like Grandma", written for the 80th birthday of Queen Elizabeth, the Queen Mother in 1980 by Gordon Lorenz, it became that year's British Christmas number one single.
 It sold one million copies, most of them Christmas presents from grandchildren.
 It spent two weeks at number one, and 11 weeks in the UK Singles Chart in total.
 Dawn Ralph provided the lead vocal of the song composed by award-winning record producer Gordon Lorenz.
 During the late 1970s and the 1980s, Miss Terri Foley trained and conducted the choir, who gave the Music for Pleasure record label its only UK No. 1 single.
Country Grammar is the debut studio album by American rapper Nelly.
 It was released on June 27, 2000, by Universal Records (who released the album after listening to demos by Nelly, before signing a record deal with the rapper in 1999).
 The production on the album was handled by Jason "Jay E" Epperson, with additional production by C-Love, Kevin Law, City Spud, Steve "Blast" Wills and Basement Beats.
 Nelly contributed to all lyrics on the album, with Epperson and City Spud also contributing.
 The album introduced a unique Saint Louis, Midwestern sound, and introduces Nelly's vocal style of pop-rap singalongs and Midwestern, Missouri twang.
 It was supported four successful singles: "Country Grammar (Hot Shit)", "E.I.", "Ride wit Me" and "Batter Up".
 Its lead single, "Country Grammar (Hot Shit)", peaked at number 7 on the "Billboard" Hot 100 and UK Singles Chart.
 "E.I." charted at number 16, number 12 and number 11 on the Hot 100, UK Singles Chart and ARIA Singles Chart, respectively.
 "Ride wit Me" peaked within the top five on the Hot 100, ARIA Singles Chart, Irish Singles Chart and UK Singles Chart.
 The album's fourth and final single, "Batter Up" featuring Murphy Lee and Ali, achieved moderate chart success.
"Grace Kelly" is a song by the British singer Mika, released for download on 9 January 2007.
 It also appears on Mika's 2007 album "Life in Cartoon Motion".
 Produced and mixed by Greg Wells, the song entered the UK Singles Chart at number three and the UK Official Download Chart at number one.
 One week later, it jumped to the top of the UK Singles Chart.
 The track was number one on the UK Singles Chart for five weeks, and ended 2007 as the year's third biggest-selling single in that country.
 In the U.S., "Grace Kelly" was made available for digital download on 16 January 2007.
 This song was also #89 on "MTV Asia"' s list of Top 100 Hits of 2007.
 It was designed to be a mocking satire of musicians who try to reinvent themselves to be popular.