Question: Which UK chart topping single came first, John Newman's "Blame" featuring Calvin Harris or "I'm Not Alone" by Calvin Harris?

Context paragraphs:
Clean Bandit: Clean Bandit are a British electronic music group formed in Cambridge in 2008.  The band consists of Grace Chatto, and brothers Jack and Luke Patterson.  Their 2011 single "Mozart's House" reached number 17 on the UK Singles Chart when re-released in 2013.  In January 2014, they scored their first UK chart topping single with "Rather Be", a collaboration with Jess Glynne, featuring elements of both classical and dance music.  They also reached number 10 on the US "Billboard" Hot 100.

In My Arms (Kylie Minogue song): "In My Arms" is a song recorded by Australian singer Kylie Minogue for her tenth studio album, "X" (2007).  The track was written by Minogue, Calvin Harris, Richard "Biff" Stannard, Paul Harris and Julian Peake.  It was produced by Calvin Harris and Stannard.  The song was released as the worldwide second single from the album on 15 February 2008, while it served as the third single in the United Kingdom, Australia and New Zealand.  It also made an appearance on her 2012 greatest hits album, "The Best of Kylie Minogue".  The song was introduced by Harris while she was recording in a studio in Brighton.

Nyla: Nailah Thorbourne, better known by her stage name Nyla, is a Jamaican recording artist and songwriter from Kingston, Jamaica.  Nyla was a member of the R&B/reggae duo Brick & Lace whose debut album, "Love Is Wicked", was released by Geffen / Kon Live in 2007 and featured the chart topping single "Love Is Wicked".  She is best known for being featured on Major Lazer's "Light It Up".  Today she writes and performs as a solo artist and is currently recording and releasing music with some of the biggest chart topping artists and producers.

Blame (Calvin Harris song): "Blame" is a song by Scottish DJ and record producer Calvin Harris from his fourth studio album, "Motion" (2014).  It was released as the album's third single on 5 September 2014.  The song features the vocals of English singer John Newman and is included on the deluxe edition of Newman's second studio album, "Revolve".  Newman's brother James Newman assisted the artists in writing the song, with Harris serving as the producer.

Olé (John Newman song): "Olé" is a song by English singer John Newman, it was written and produced by Scottish DJ and record producer Calvin Harris.  The song was released as a digital download on 8 July 2016 as the lead single from his upcoming third studio album.  The song was a flop in the UK, peaking at number 120 on the UK Singles Chart.

Open Wide (song): "Open Wide" is a song by Scottish DJ and producer Calvin Harris from his fourth studio album, "Motion" (2014).  It features American rapper Big Sean.  Originally released a promotional single on 27 October 2014, the song officially impacted rhythmic contemporary radio in the United States on 27 January 2015 as the album's fifth single.  "Open Wide" is the vocal version of Harris's instrumental track "C.U.B.A", which appears as a B-side to his single "Blame".  It peaked at number 23 in the UK, becoming Harris's first single to miss the top 10 since 2010.

Off the Record (Tinchy Stryder song): "Off the Record" is a song by British rapper Tinchy Stryder.  The song features Scottish music producers Calvin Harris and Matt Burns (credited as BURNS).  It was meant to be the second single from his fourth studio album, entitled "Full Tank", but "Full Tank" was scrapped, so it became a non-album single.  It was released on 4 November 2011 as a digital download.  The song was co-written by Stryder and the production trio TMS, and was co-produced by Calvin Harris and BURNS, in August 2011.  The single had its debut in BBC Radio 1Xtra's on 15 September 2011.  The song peaked at number 24 on the UK Singles Chart.  It is most notable for its appearance on the compilation album "Now 80".

John Newman (singer): John William Peter Newman (born 16 June 1990) is an English musician, singer, songwriter and record producer.  He is best known for the track "Love Me Again" which peaked at number one on the UK Singles Chart in July 2013 as well as co-writing and singing on Rudimental's 2012 singles "Feel the Love" and "Not Giving In", which peaked at number one and number 14 on the chart, respectively.  In 2014, he featured in the Calvin Harris single "Blame" which topped the UK charts.

Calvin Harris: Adam Richard Wiles (born 17 January 1984), known professionally as Calvin Harris, is a Scottish record producer, DJ, singer, and songwriter.  His debut studio album "I Created Disco" was released in June 2007, from which came his UK top 10 singles "Acceptable in the 80s" and "The Girls".  In 2009, Harris released his second studio album "Ready for the Weekend", which debuted at number one on the UK Albums Chart and was later certified gold by the British Phonographic Industry within two months of its release.  Its lead single "I'm Not Alone" became his first song to top the UK Singles Chart.

Motion (Calvin Harris album): Motion is the fourth studio album by Scottish DJ and record producer Calvin Harris, released on 31 October 2014 by Fly Eye Records and Columbia Records.  The album includes collaborations with vocalists Ellie Goulding, Gwen Stefani, John Newman and Tinashe; rapper Big Sean; DJs Alesso, R3hab, Ummet Ozcan and Firebeatz; and the groups Hurts, Haim and All About She.

Supporting paragraphs: John Newman (singer) Calvin Harris
Answer: "I'm Not Alone"