Question: Which song was released first, Elastic Heart or Boom Boom Pow?

Knowledge 1: Boom Boom Pow
"Boom Boom Pow" is a song sung by The Black Eyed Peas released as the lead single from their fifth studio album, "The E.N.D"."Boom Boom Pow" topped the "Billboard" Hot 100, making it the group's first U.S. number one single.It is the second longest-running single to stay atop the Hot 100 in 2009, beaten only by The Black Eyed Peas' second single from "The E.N.DI Gotta Feeling", which held the top spot for 14 consecutive weeks.It has also topped the Australian, Canadian and UK singles charts as well as reaching the top 10 in more than 20 countries.The song was named 7th on the "Billboard" Hot 100 Songs of the Decade and 51st on the "Billboard" Hot 100 Songs of All-time.The single has since sold over 6,000,000 copies in the U.S. and was ranked as the number one song and number two digital song at the "Billboard" Year End Chart of 2009.The song was nominated at the 52nd Grammy Awards for Best Dance Recording and won Best Short Form Music Video. "Rolling Stone" ranked the song number 14 on their Best 25 Songs of 2009 list.As of July 2018, the music video has over 310 million views on YouTube. [SEP] Knowledge 2: Elastic Heart
"Elastic Heart" is a song by Australian singer Sia, featuring Canadian singer The Weeknd and American record producer Diplo, taken from for the 2013 American film .Andrew Swanson assisted the artists in writing the song, with production handled by Diplo and American producer Greg Kurstin.It was released on 1 October 2013 as a single from "Catching Fire" by RCA, Republic and Lionsgate. "Elastic Heart" peaked at number 7 on the singles chart of New Zealand and was certified gold by the Recorded Music NZ.It also appeared on the charts of Australia, Belgium, Switzerland and the United Kingdom.In 2014, Sia re-recorded a solo version of "Elastic Heart" for her sixth studio album "1000 Forms of Fear".The solo version was released in 2015 as a single from the album and was accompanied by a controversial music video that features actor Shia LaBeouf and dancer Maddie Ziegler.The clip was the eighth most viewed YouTube music video in 2015, while the single peaked within the top 10 in Australia and the United Kingdom, and the top 20 in the United States.
Knowledge 1: Elastic Heart
"Elastic Heart" is a song by Australian singer Sia, featuring Canadian singer The Weeknd and American record producer Diplo, taken from for the 2013 American film .Andrew Swanson assisted the artists in writing the song, with production handled by Diplo and American producer Greg Kurstin.It was released on 1 October 2013 as a single from "Catching Fire" by RCA, Republic and Lionsgate. "Elastic Heart" peaked at number 7 on the singles chart of New Zealand and was certified gold by the Recorded Music NZ.It also appeared on the charts of Australia, Belgium, Switzerland and the United Kingdom.In 2014, Sia re-recorded a solo version of "Elastic Heart" for her sixth studio album "1000 Forms of Fear".The solo version was released in 2015 as a single from the album and was accompanied by a controversial music video that features actor Shia LaBeouf and dancer Maddie Ziegler.The clip was the eighth most viewed YouTube music video in 2015, while the single peaked within the top 10 in Australia and the United Kingdom, and the top 20 in the United States. [SEP] Knowledge 2: Boom Pow
" Boom Pow" is a song recorded by Romanian recording artist Alexandra Stan for her third studio album," Alesta"( 2016).It was made available for digital consumption on 25 August 2016 through Roton and Global Records." Boom Pow" was written by David Ciente and Trey Campbell, while the production process was solely handled by Ciente.A europop and dance recording, Stan confessed that its lyrical content fits with the vibe of Constanța, her home town, where an accompanying music video was also shot in April 2016 by Ironic Distors.While music critics were positive towards the single and its visual," Boom Pow" commercially peaked at number 67 on Romania's Airplay 100.
Knowledge 1: Boom Boom Pow
"Boom Boom Pow" is a song sung by The Black Eyed Peas released as the lead single from their fifth studio album, "The E.N.D"."Boom Boom Pow" topped the "Billboard" Hot 100, making it the group's first U.S. number one single.It is the second longest-running single to stay atop the Hot 100 in 2009, beaten only by The Black Eyed Peas' second single from "The E.N.DI Gotta Feeling", which held the top spot for 14 consecutive weeks.It has also topped the Australian, Canadian and UK singles charts as well as reaching the top 10 in more than 20 countries.The song was named 7th on the "Billboard" Hot 100 Songs of the Decade and 51st on the "Billboard" Hot 100 Songs of All-time.The single has since sold over 6,000,000 copies in the U.S. and was ranked as the number one song and number two digital song at the "Billboard" Year End Chart of 2009.The song was nominated at the 52nd Grammy Awards for Best Dance Recording and won Best Short Form Music Video. "Rolling Stone" ranked the song number 14 on their Best 25 Songs of 2009 list.As of July 2018, the music video has over 310 million views on YouTube. [SEP] Knowledge 2: Boom Pow
" Boom Pow" is a song recorded by Romanian recording artist Alexandra Stan for her third studio album," Alesta"( 2016).It was made available for digital consumption on 25 August 2016 through Roton and Global Records." Boom Pow" was written by David Ciente and Trey Campbell, while the production process was solely handled by Ciente.A europop and dance recording, Stan confessed that its lyrical content fits with the vibe of Constanța, her home town, where an accompanying music video was also shot in April 2016 by Ironic Distors.While music critics were positive towards the single and its visual," Boom Pow" commercially peaked at number 67 on Romania's Airplay 100.

Answer: Boom Boom Pow