Question: Mike Perry is known for the single that was released as a download in Sweden on what date?

Context paragraphs:
Night &amp; Day (The Vamps album): Night & Day is the third studio album released by British pop rock band The Vamps, initially released as the "Night Edition" on 14 July 2017.  Cited as a concept album by the band, "Night & Day" is set to be released in two parts, with the "Day Edition" set to follow in December 2017.  The album was preceded by the release of the singles "All Night" and "Middle of the Night", and includes collaborations with Matoma, Martin Jensen, Mike Perry, Sabrina Carpenter and Joe Don Rooney.

The Ocean (Mike Perry song): "The Ocean" is a song by Swedish DJ and music producer Mike Perry, featuring vocals from Shy Martin.  It was released as a digital download in Sweden on 15 April 2016.  The song peaked at number 1 in Sweden, and reached the top 20 in Australia, Austria, Denmark, Finland, Germany, the Netherlands, Norway and Switzerland.  The song has additionally peaked at number 39 in the UK.  The song was performed by Perry during the Summerburst Festival at Ullevi in Gothenburg, Sweden.

TheGoodPerry: Perry Paris Moise (born September 21, 1996), better known by his stage name TheGoodPerry (formerly known as Burberry Perry), is an American record producer and hip hop recording artist from Nyack, New York.  Perry gained recognition for his production in Lil Yachty's hit debut single "One Night" from his debut mixtape "Lil Boat" in 2016.  In May 2016, Perry released his debut self-titled EP "Burberry Perry".  On July 27, 2016, Perry changed his name from Burberry Perry to TheGoodPerry because of a lawsuit filed from the British clothing-line Burberry.  Perry frequently collaborates with Isaac Tebbs and Lil Yachty, both playing a part in Summer Songs 2.

P. K. Smith: Perry K. Smith, known as P. K. Smith (September 21, 1917 – March 1983), was a businessman from Winnfield, Louisiana, who served a single term in the Louisiana House of Representatives from 1960 to 1964 during the administration of Governor Jimmie Davis.  In 1974, Smith and his sons, Kenneth Michael "Mike" Smith and Perry Joe Smith, Sr. (1943–2009), launched P. K. Smith Motors, which serves Winnfield and Jonesboro as the General Motors dealer.  It was also the Chrysler outlet until the company pulled out of Winnfield in 2009.  Mike Smith co-owned P. K. Smith Motors with his brother.  In 1995, Mike Smith was elected to the first of three four-year terms to the Louisiana State Senate.  Perry Joe Smith was a former member of the Winn Parish Police Jury and operated several areas businesses.

Hands (Mike Perry song): "Hands" is a song by Swedish DJ Mike Perry, featuring British band The Vamps and American singer Sabrina Carpenter.  It was released on 19 May 2017. The song was also included on The Vamps' third studio album, "Night & Day (Night Edition)" (2017).

Mike Perry (DJ): Mikael Persson, better known by his stage name Mike Perry is a Swedish DJ and music producer from Skövde.  He is best known for his 2016 single "The Ocean" featuring vocals from Shy Martin, which peaked at number 1 on the Swedish Singles Chart.

This Is How We Do: "This Is How We Do" is a song recorded by American singer Katy Perry for her fourth studio album, "Prism" (2013).  Perry co-wrote the song with its producers Max Martin and Klas Åhlund and recorded it in Stockholm, Sweden.  The song was released as the album's fifth and final single on August 11, 2014.  "This Is How We Do" is a dance-pop song influenced by hip hop, having "synth squiggles" and "melodic dots" as its main instrumentation.  Lyrically, it has Perry sing-talking about her hangout routine with her friends.  The song's official remix featuring American rapper Riff Raff was released on August 25, 2014.

Jag kommer: "Jag kommer" is a single by Swedish singer Veronica Maggio, from her third Studio album "Satan i gatan".  It was released in Sweden as a digital download on 11 February 2011.  The song has peaked to number 1 on the Swedish Singles Chart, making it her first number 1 single in Sweden, it also peaked to number 12 on the Norwegian Singles Chart.  It received a 7x platinum certification in Sweden for over 300,000 copies sold.

Full Steam: "Full Steam" was the second single taken from David Gray's eighth studio album "Draw the Line".  The song is a duet between Gray and Annie Lennox.  Originally planned to be officially released as a single on 23 November 2009, the single release was delayed with a new release date set as 28 December 2009, although no singles were to be found at such date.  A music video featuring Gray and Lennox was filmed for the song, as it was eventually only released as a download single with all proceeds from the sale of the single going to Children In Need.  Only physical single releases were for promotional releases only.

I'm 'n Luv (wit a Stripper): "I'm 'n Luv (Wit a Stripper)" (censored as "I'm 'n Luv (Wit a Dancer)") is a single performed by American singer T-Pain featuring rapper Mike Jones.  Released in late 2005 (though the music video was not released until the week of January 16, 2006), it peaked at #5 on the "Billboard" Hot 100 chart, making it T-Pain's second top 10 single, and Mike Jones' first.  This is T-Pain's third most successful single to date, tying with his other "Bartender", but Mike Jones's most successful single to date.  The official remix is with Twista, Akon, R. Kelly, Too Short and more.

Supporting paragraphs: Mike Perry (DJ) The Ocean (Mike Perry song)
Answer: 15 April 2016