American singer- songwriter Peter Gene Hernandez also known by his stage name Bruno Mars. He was born on October 8, 1985 raised in Honolulu, Hawaii by a family musicians, Mars began making a music at a young age. Mars began producing songs for other artists, joining production team The Smeezingtons. The song was released as the third single from the album on February 15, 2011. Mars wrote the song with K’naan and his production team The Smeezingtons, who also produced the track. Musically, “The Lazy Song” displays influences of roots reggae and jawaiian music. The Lazy Song” was written by Mars, Philip Lawrence, Ari Levine and K’naan, while produced by The Smeezingtons. The song has roots reggae and jawaiian influences, with elements of pop and R&B. The song has a moderate reggae beat. “The Lazy Song” is three minutes and fifteen seconds long. The song is composed in the key of B major and is set in time signature of common time with a tempo of 88 beats per minute. Mars’ vocal range spans from D♯₄ to B₅. The music video was directed by Nez. The video features Poreotix disguised as monkeys. The whole video is one continuous and uninterrupted shot of Mars singing in a bedroom and the monkeys dancing, goofing off and mimicking to the song’s lyrics.

Carrie Marie Underwood is an American country singer simply known as Carrie Underwood. She was born on March 10, 1983 in Muskogee, Oklahoma. Underwood has since become a multi-platinum selling recording artist, a multiple Grammy Award winner, a member of the Grand Ole Opry, a Golden Globe Award nominee, a three-time Academy of Country Music and Country Music Association Female Vocalist winner, a GMA Dove award winner, and a two time ACM Entertainer of the Year. She is the first-ever female artist to win back-to-back Academy of Country Music (ACM) Awards for Entertainer of the Year (2009/10).  The album debuted at #1 on the Billboard 200 with first week sales of 318,000 copies; and rated as the highest first week sales for a female artist in 2009, before being overtaken by Susan Boyle a few weeks later. It is her second album to debut at #1 on the Billboard 200, and her third to debut a top the Billboard Top Country Albums chart. Play On charted at #19 on Billboard’s year-end chart. As of April 2011, it has sold 1,977,000 copies in the United States making it Underwood’s third album to top the one million mark, and has been certified 2x Platinum by the RIAA and Platinum by the CRIA having sold over 2 million copies worldwide.The album has spawned three consecutive #1 singles. The first single, “Cowboy Casanova”, was released to country radio on September 14, 2009, and was certified Platinum by the RIAA. The second single, “Temporary Home”, was released to country radio on December 14, 2009, and has been certified Gold. The third single, “Undo It”, was released to radio on May 24, 2010, and has been certified Platinum.The fourth single, “Mama’s Song”, was officially released to radio on September 13, 2010. In December of 2010, the album placed on Billboard’s Year-End Charts, landing at #4 for Country Albums, and at #12 for Billboard 200 Albums.

Jessica Ellen Cornish is a British recording artist better known by her stage name Jessie J performed the song Price Tag born on  March 27, 1988. She first saw fame when she began writing tracks for Chris Brown and Miley Cyrus. The most successful track she co-wrote is “Party in the U.S.A.”, which gained Platinum certification in many countries. Price Tag” was written by Jessie J, Dr. Luke, Claude Kelly and B.o.B, and it was produced by Dr. Luke. It serves as the album’s lead single in the United States. An official remix features British rapper Devlin. She also performed the song on The Graham Norton Show on 25th February and will also perform on Lets Dance for Comic Relief. Jessie also performed the song alongside B.o.B on Saturday Night Live on 12 March 2011 making it her first performance on American television.  Price Tag debuted at number twelve in Ireland on 4 February 2011. On 6 February 2011 the song debuted at number one in the United Kingdom, with first week sales of 84,000 copies. It became Jessie J’s first number-one single. The song’s charting also gave B.o.B his third UK number-one single. “Price Tag” has become the first single to top the UK Singles Chart after being released to radio and retail on the same day, following a new “On Air, On Sale” initiative by Universal Music. On its second week on the chart the song retained its number-one position by a margin of less than 5%, selling over 90,000 copies, preventing Lady Gaga’s new single “Born This Way” and Chipmunk’s “Champion” from debuting at number one. In the United States, the song debuted at number eighty-eight on the Billboard Hot 100 on the week of March 16, 2011 and has so far reached number fifty. It went straight to number one in New Zealand.

The Band Perry is an American country music group. The song The Band Perry is their self debut album released on October 12, 2010 via Universal Republic Nashville Records. The group is composed of Kimberly Perry (lead vocals, rhythm guitar, piano) and her two brothers: Reid Perry (bass guitar, background vocals) and Neil Perry (mandolin, drums, accordion, background vocals). The group signed to Republic Nashville in August 2009 and has released three singles: “Hip to My Heart” (November 2009), “If I Die Young” (June 2010), and “You Lie” (January 2011). All three songs are included on the band’s self-titled debut album, released October 12, 2010. “If I Die Young” reached number one on the Hot Country Songs charts and has been certified platinum. The Band Perry was discovered by Garth Brooks’ manager Bob Doyle, who helped them make recordings. The recordings were sent to Scott Borchetta, head of the newly-established Republic Nashville label. The band signed to Republic Nashville in August 2009 and released their debut single “Hip to My Heart”. All three members wrote it with Brett Beavers. The song peaked at number 20 on the country chart. A self-titled extended play followed in April. Country Weekly reviewer Jessica Phillips said that the album was “more introspective and engrossing than typical radio fare”, and praised Kimberly’s “unpolished” voice, but thought that some songs had “aimless” lyrics. She also gave it three stars out of five. Also giving it a positive review, Michael McCall of the Associated Press compared the band favorably to Taylor Swift and Lady Antebellum, and said that the album’s “emphasis is on easygoing, back-porch music.” The album debuted at #4 on the U.S. Billboard 200 chart upon its release. It sold 53,000 copies in its first week. As of the chart dated April 9, 2011, the album has sold 465,797 copies in the US.

Alicia Augello Coo better known by her stage name Alicia Keys. She was born on January 25, 1981 raised by a single mother in the Hell’s Kitchen area of Manhattan in New York City. Keys began to play classical music on the piano at age of seven. She attended Professional Performing Arts School and graduated at 16 as valedictorian. She Later attended Columbia University before dropping out to pursue her music career, No One was written and produced by Keys, Kerry Brothers, Jr. and George M.Harry., and released as the album’s lead single in September 2007. This is This is overall Keys’ biggest hit, having topped several singles charts, including the Billboard Hot 100 for five consecutive weeks and the Hot R&B/Hip-Hop Songs for ten consecutive weeks. It is her second solo number-one single in the United States after 2001′s “Fallin’”. “No One” was ranked at number forty-two on The Billboard Hot 100 All-Time Top Songs and number fourteen on the Top Billboard Hot 100 R&B/Hip-Hop Songs. In 2009 the song was placed at number six on the Billboard Hot 100 decade-end chart. The song won Best Female R&B Vocal Performance and Best R&B Song at the 2008 Grammy Awards on February 10, 2008. With only one full day of airplay, “No One” debuted at number sixty-five on the U.S. Billboard Hot R&B/Hip-Hop Songs chart on the issue dated September 8, 2007. Seven weeks later, it reached the top position for ten weeks—becoming Keys’ fifth number-one single on the chart—before being knocked out by her own song “Like You’ll Never See Me Again” during the first charting week of 2008. The song initially debuted at number fifteen on the Bubbling Under Hot 100 Singles for the week of September 15, 2007, and managed to jump to the Billboard Hot 100 at number seventy-one the following week without the benefit of download sales.