American pop singer Britney Spears has released nine studio albums, eight compilation albums, nine box sets, three extended plays (EPs), 50 singles, 11 promotional singles, two charity singles, and has made three guest appearances. In 1997, Spears signed a recording contract with American record label Jive Records in order to launch her career.
American singer Kelly Rowland has released four studio albums, two compilation albums and a box set, four extended plays, three video albums and DVDs, 45 official, featuring, charity and promotional singles, and 55 music videos. She began her career in 1997 with one of the best-selling girl groups, Destiny's Child, who have sold around 60 million records worldwide.
The Canadian Hot 100 is a music industry record chart in Canada for songs, published weekly by Billboard magazine. The Canadian Hot 100 was launched on the issue dated March 31, 2007, and is currently the standard record chart in Canada; a new chart is compiled and officially released to the public by Billboard on Tuesdays but post-dated to the following Saturday.
American singer Katy Perry has released six studio albums, seven extended plays (EP), 39 singles, and 11 promotional singles. She is referred as the "Queen of Pop" of her time. According to Recording Industry Association of America, Perry has sold 109.5 million digital singles and 17 million albums in the United States. She is also the sixth best-selling digital singles artist in the United States. Throughout her career, Perry has sold 48 million album units and 135 million singles worldwide, making her one of the best-selling music artists of all time. Billboard listed her as the fourth top female artist of the 2010s decade and the 61st greatest artist of all time. Perry has scored nine number one songs on Billboard Hot 100 and three number one albums on Billboard 200.
American singer Lady Gaga has released five solo studio albums, two collaborative studio albums, two film soundtracks, three remix albums, two compilation albums, four EPs, two live albums, 39 singles, and 14 promotional singles. Gaga made her debut in August 2008 with the studio album The Fame, which peaked at number two in the United States, where it was subsequently certified triple Platinum, while topping the charts in Austria, Canada, Germany, Switzerland, and the United Kingdom. Its first two singles, "Just Dance" and "Poker Face", reached number one in Australia, Canada, the United Kingdom, and the United States, and for the latter, becoming the world's biggest single of the 2009 calendar year. The album spawned three more singles: "Eh, Eh ", "LoveGame" and "Paparazzi". The latter reached the top ten in many countries worldwide, and number one in Germany.
Frank Robert Ballard IV is an American country music singer-songwriter and guitarist. He has released two albums each for Reprise Records and Warner Bros. Records, and has charted eight singles on the Hot Country Songs charts.
American singer-songwriter Lana Del Rey has nine studio albums, four extended plays (EPs), 38 singles, 16 promotional singles and one box set. She also has one leaked demo album, which was not released officially. According to Recording Industry Association of America (RIAA), Del Rey has sold 32 million singles and 15.5 million albums in the United States. Billboard rank her as the 37th Top Rock Artist of the 2010s. Del Rey has also sold 7.1 million singles units in United Kingdom.
The American pop rock band Imagine Dragons has released six studio albums, four live albums, one compilation album, ten extended plays, twenty-seven singles, six promotional singles and twenty-three music videos. According to Recording Industry Association of America, they have sold 74.5 million digital singles and 12 million albums in the US. Imagine Dragons has sold 46 million albums and 55 million singles worldwide, including 74 billion global career streams, making them among the best-selling rock bands in history. Billboard named them as the 29th Greatest Adult Alternative artist of all time, as well as the 13th Top Artist of 2010s in the United States.
