4 – Shania Twain announced that she will be going on her first tour in eleven years. The Rock This Country Tour began on June 5, 2015, and is billed as her farewell tour. She also plans on releasing her first studio album in thirteen years later in the year.[3]
12 – Joey Alexander released his debut jazz instrumental album, My Favorite Things, which led him to a double grammy nomination at the 58th Annual Grammy Awards. Becoming the year's youngest Grammy nominee.
30 - Madonna gets her record 45th number-one song on the dance charts, with the song Ghosttown, surpassing George Strait for the most number-one entries on any kind of Billboard chart.
10 – Starting on this day albums will now be released on Fridays instead of Tuesdays in America. Some reasons for the change is to help prevent illegal downloads and "In the digital world, you can't make consumers wait".[7]
11 – Slayer released their first album in six years, Repentless. Their album was their first since the death of founding guitarist Jeff Hanneman in 2013 and subsequently proved to be the band's final album following their disbandment in 2019.
2 – Janet Jackson releases Unbreakable her first album since 2008's Discipline to widespread critical acclaim. The album goes on to top the Billboard 200 chart.
23 – The music video for Adele's "Hello" broke the Vevo Record for the most views within a 24-hour span with 27.7 million views, beating out the previous record held by Taylor Swift's "Bad Blood".[9] It also broke the record for shortest time to attain 100 million Vevo views, previously held by Miley Cyrus' "Wrecking Ball".[10] In 2017, Swift took back the record with 43.2 million views with the music video for Look What You Made Me Do.[11]
November
2 – Adele's comeback single "Hello" became the first song with over a million digital sales in a week.[12]
13 - Justin Bieber released his fourth album, Purpose (Justin Bieber album) making his sixth album to debut at number 1 on the Billboard 200 chart. Every song on this album has hit the US Billboard Hot 100 Chart. It was supported by four singles: "What Do You Mean?", "Sorry", "Love Yourself", and "Company". The former three singles all reached number one on the Canadian Hot 100, US Billboard Hot 100 and the UK Singles Chart. The album was among the best-selling albums of both 2015 and 2016.
28 – Billboard reported Adele's 25 sold 3.38 million in pure album sales in its first week of release, according to Nielsen Music. That's the largest single sales week for an album since Nielsen began tracking point-of-sale music purchases in 1991, surpassing the previous single-week sales record, held by NSYNC's No Strings Attached (2.42 million sold in the week ending March 26, 2000).[14]
