Question: What song was released as the lead song of tje black eyed6 peas fith album the e.n.d. and was number 1 in the Billboard hot 100?
Context: Manu Gavassi is the debut album of Brazilian singer-songwriter Manu Gavassi.  The album contains thirteen tracks, the sound is defined with strong influence on teen pop and pop rock.  The first single from the album was "Garoto Errado".  The song was released in June 11, 2011 and peaked at number 22 in Brazil's Billboard Hot 100.  The second single from the album was "Planos Impossíveis" and was released in January 25, 2011.  The song received positive reviews from critics and peaked at number 26 in Brazil's Billboard Hot 100.  The album was produced by Rick Bonadio and released through Universal Music Brazil's subsidiary, Midas Music, on October 12, 2010. Right Back Where We Started From is the debut album by British R&B and soul music singer Maxine Nightingale The title track was first released as a single in the autumn of 1975 and reached #8 in the UK .  In the US it reached #5 in Adult Contemporary, #9 in Dance Music/Club Play, #46 in R&B singles and #2 in the Billboard Hot 100.  It was the success of this single to which prompted her to return to London to complete a Right Back Where We Started From album.  The album was released in the US early 1976 to enthusiastic reaction, reaching #65 on the Billboard Hot 100.  Another single from the album, “Gotta Be the One”, charted at #53 on the Billboard Hot 100. "I Gotta Feeling" is the second single from The Black Eyed Peas' fifth album "The E.N.D.", produced by French DJ David Guetta.  The song was released on June 23, 2009 and debuted at number two on the Canadian and "Billboard" Hot 100 on the week of June 27, 2009, behind the group's "Boom Boom Pow", making the group one of 11 artists who have occupied the top two positions of the "Billboard" Hot 100 at the same time.  The song samples "Take A Dive" by "Brother" is a song by American Christian rock band Needtobreathe.  It was released as the fifth single from "Rivers in the Wasteland" on February 2, 2015.  The official single version features Gavin DeGraw and was released to Hot AC radio on May 4, 2015.  The song was written by Bear and Bo Rinehart, and produced by Dave Tozer, using elements of Ed Cash's LP version.  Since its release, the song has peaked at number 8 on Billboard Hot Rock Songs, number 1 on Billboard Hot Christian Songs, number 98 on the "Billboard" Hot 100, becoming the band's first chart entry, and highest peak on the chart. "Boom Boom Pow" is a song by The Black Eyed Peas released as the lead single from their fifth studio album, "The E.N.D". "I Got You Babe" is a song written by Sonny Bono.  It was the first single taken from the debut studio album "Look at Us", of the American pop music duo Sonny & Cher.  In August 1965, their single spent three weeks at number 1 on the "Billboard" Hot 100 in the United States where it sold more than 1 million copies and was certified Gold.  It also reached number 1 in the United Kingdom and Canada.  In 1985, a cover version of "I Got You Babe" by British reggae/pop band UB40 featuring American singer Chrissie Hynde, peaked at number one in the UK Singles Chart and reached number 28 on the US "Billboard" Hot 100 chart.  A 1993 version by Cher with Beavis and Butt-Head bubbled under the Hot 100 chart. The discography of Outkast, an American hip hop duo consisting of rappers André 3000 and Big Boi, consists of five studio albums, one compilation album, one soundtrack album, one video album, thirty-two singles (including eight as featured artists), three promotional singles and twenty-one music videos.  In 1992, Outkast became the first hip hop act to be signed to the label LaFace Records; with their first studio album "Southernplayalisticadillacmuzik" (1994) that debuted at number 20 on the US "Billboard" 200.  "Southernplayalisticadillacmuzik" spawned the commercially successful single "Player's Ball" that has reached at number 37 on the US "Billboard" Hot 100.  It was later certified gold by the Recording Industry Association of America (RIAA).  Their following two albums, "ATLiens" (1996) and "Aquemini" (1998), were commercially successful in the United States; both albums peaked at number two on the "Billboard" 200, and were certified double-platinum by the Recording Industry Association of America (RIAA).  Three singles were solicited from each album; all three from "ATLiens" charted on the "Billboard" Hot 100, with "Elevators (Me & You)" peaking at number 12, making it the most successful.  The lead single from "Aquemini", "Rosa Parks", peaked at number 55 on the "Billboard" Hot 100: two more singles, "Skew It on the Bar-B" and "Da Art of Storytellin' (Pt. 1)", were released from the album.  In 1998, Outkast collaborated with hip hop group Goodie Mob on the single "Black Ice (Sky High)" and rapper Cool Breeze on the single "Watch for the Hook"; both singles peaked at numbers 50 and 73 on the "Billboard" Hot 100, respectively. The "Billboard" Hot 100 is a chart that ranks the best-performing singles of the United States.  Its data, published by "Billboard" magazine and compiled by Nielsen SoundScan, is based collectively on each single's weekly physical and digital sales, as well as airplay and streaming.  At the end of a year, "Billboard" will publish an annual list of the 100 most successful songs throughout that year on the Hot 100 chart based on the information.  For 2005, the list was published on December 20, calculated with data from December 4, 2004 to November 26, 2005.  The R&B track We Belong Together by American singer Mariah Carey was named the number 1 song of 2005 and it spent the longest time at number 1 for the year, 14 weeks.  This is also the joint-second longest time at number 1 for a single in the 57-year history of the Hot 100 post-1958 inception, after Mariah Carey's own collaboration with Boyz II Men, One Sweet Day, which spent 16 weeks atop the Hot 100 from 1995 to 1996. Lean into It is the second studio album by the American rock supergroup Mr. Big, released in 1991.  The band's breakthrough release, "Lean into It" peaked at number 15 on the "Billboard" 200 charts, while the single "To Be with You" became the band's first and only song to hit number 1 on the Billboard Hot 100.  The follow-up single, "Just Take My Heart", was another Top 40 hit, peaking at number 16 on the Billboard Hot 100. "Missing You" is a song by American hip hop group The Black Eyed Peas from their fifth studio album "The E.N.D." (2009).  The band co-wrote the song alongside Printz Board and Jean Baptiste, with Printz Board and will.i.am also handling production.  It was released as a single from the album in the United States on June 2, 2010 through Interscope Records.  "Missing You" failed to enter major charts, reaching only number twenty-two on Belgian Ultratip chart in Wallonia and peaking at number eight and nineteen on French airplay and digital charts, respectively.  An accompanying music video for the song was released on June 18, 2010, and included footage from the song's live performance in Los Angeles, California during The E.N.D. World Tour.  "Missing You" was also featured on CBS' television series "NCIS".
Answer: Boom Boom Pow