"Gangnam Style" (Korean: 강남스타일 , ] ) is the 18th K-pop single by the South Korean musician Psy.
 The song was released on July 15, 2012, as the lead single of his sixth studio album "Psy 6 (Six Rules), Part 1", and debuted at number one on South Korea's Gaon Chart.
 On December 21, 2012, "Gangnam Style" became the first YouTube video to reach one billion and two billion views.
 The song's music video has been viewed over 2.9 billion times on YouTube, and was the most viewed video on YouTube from November 24, 2012, when it surpassed the music video for "Baby" by Justin Bieber featuring Ludacris, to July 10, 2017, when it was surpassed by the music video for "See You Again" by Wiz Khalifa featuring Charlie Puth.
Maria Lourdes Aragon (born July 17, 2000) is a Canadian singer of Filipino descent.
 Aragon gained fame after a YouTube video of her performing Lady Gaga's "Born This Way" went viral.
Steve Fox is a Canadian singer/songwriter.
 He was born in Brampton, Ontario and raised in Coquitlam, British Columbia, a suburb of Vancouver.
 He then moved to Toronto in the early 1980s to pursue a career in music.
 He got his break in 1995 with a rock LP "Where The Blue Moon Rises" followed by a CD "The Days Of My Youth", but in 2001 he released his platinum album "Small World" which led to notable singles "Small Town", "Cheap Red Wine" and "Couple On The Cake", a duet with Beverley Mahood and a video featuring Leslie Nielsen.
 Steve released the album "Lunch With Chet" with the single "Dream On".
 He also is noted for writing the Montgomery Gentry single "Daddy Won't Sell The Farm".
 Currently Steve is producing records for other artists.
 Steve released his single "If My Life Was a Movie" in January 2007.
"Beyond the Veil" is the first single of Lindsey Stirling's second studio album "Shatter Me".
 The song was released on iTunes on March 24, 2014, and the official YouTube video was released a day later.
 The video proved to be a success as it accumulated half a million views in its first day.
 The song topped the "Billboard" Classical Digital songs chart for the first four weeks.
 This single is the first in the track list of the twelve songs that conform her second studio album and, according to Lindsey, it was the first song she composed on her album.
 The behind-the-scenes video was released a week later, on March 31, where Stirling explained the message of the song and its composition.
"Realiti" (stylized as "REALiTi") is a song by Canadian singer Grimes.
 Originally slated for release on her scrapped fourth studio album, it was released as a YouTube video on March 8, 2015 as a thank you to her fans in Asia.
 The song was later announced to be included on her 2015 album "Art Angels".
 The demo version was included as a bonus track on the CD release of the album.
"Crystallize" is a song by American violinist Lindsey Stirling from her self-titled studio album, "Lindsey Stirling".
 The song was released as a music video on YouTube on February 23, 2012.
 The video proved to be a success, with more than 42 million views at the end of the year, and was the eighth-most watched video of 2012.
 The song became Lindsey Stirling's album's lead single due to its success.
 The song appeared on three "Billboard" charts and, according to Nielsen SoundScan, by April 2013 it had reached 234,000 digital sales.
 On February 4, 2014, almost two years after the release of the video, "Crystallize" earned Stirling's first RIAA certified gold record by selling 500,000 copies in the United States.
 At the end of 2013, on the year-end chart, "Crystallize" finished first in the chart of Classical Digital Songs.
 On July 27, 2014, the official music video reached 100 million views, being Stirling's first YouTube video in doing so.
"Flesh Without Blood" is a song by Canadian singer, songwriter and music producer Grimes, released on October 26, 2015 as the lead single from her fourth studio album, "Art Angels" (2015).
 The same day, Grimes released the "Flesh Without Blood/Life in the Vivid Dream" video to YouTube, a double music video featuring "Flesh Without Blood" and "Life in the Vivid Dream", another song on "Art Angels".
Through Yourself & Back Again is the second studio album by American rock band Thriving Ivory.
 The lead single from the album, Where We Belong, was released on May 10, 2010 via a special limited time YouTube video.
 The next day, May 11, the single was released on iTunes, and in stores everywhere May 19.
 On July 16, the band released the track listing via their Twitter account.
"Kiss Land" is a song by Canadian singer The Weeknd, from his debut studio album "Kiss Land".
 It was released on May 17, 2013 by XO and Republic Records.
 Upon its release, it received critical acclaim from music critics, who appreciated the progression from his earlier works.
 Although it was assumed to have been the album's lead single, the song "Belong to the World" was released as the lead single for "Kiss Land" on July 16, 2013.
 On June 25, 2013, a month later the music video was released, featuring adult actresses London Keyes, Asphyxia Noir and Bonnie Rotten.
 It is considered NSFW due to the sexual explicit content, but a censored version was released as well.
"Born This Way" is a song by American singer Lady Gaga, and the lead single from her second studio album of the same name.
 Written by Gaga and Jeppe Laursen, who produced it along with Fernando Garibay and DJ White Shadow, the track was developed while Gaga was on the road with The Monster Ball Tour.
 Inspired by 1990s music which empowered women and the gay community, Gaga explained that "Born This Way" was her freedom song.
 She sang part of the chorus at the 2010 MTV Video Music Awards in 2010 and announced the song as the lead single from the album, released on February 11, 2011.

Question: A Canadian singer of Filipino descent got famous after a YouTube Video featuring her singing what singer's song, that was the lead single from her second studio album?
Answer: Lady Gaga