Twitter released their '2015 YEAR ON TWITTER' today. No real surprises as far as THE MOST POPULAR MUSICIANS go, and that includes Kendrick "11 Grammy Nominations" Lamar. Nothing very "indie" about this list either, but for those who love music industry data, you can peruse all the music-related stuff, below.

What was the "Golden Tweet"?
Every year, we crown one Tweet as the "Golden Tweet", a.k.a. the most retweeted Tweet of the Year. One Directioners will be ecstatic to know that they launched Harry Styles to the top in 2015. When news broke that One Direction member Zayn Malik was parting ways with the group, Harry Styles expressed gratitude toward fans with this Tweet.

a sampling of this year's most retweeted artist Tweets:
1.@Harry_Styles: "All the love as always. H"
2.@zaynmailk: Launch of new One Direction single
3.@Real_Liam_Payne: 5 years of One Direction
4. @Louis_Tomlinson: Support of One Direction Fans
5. @NiallOfficial: Wishing Liam a Happy Birthday
6. @kanyewest: "Please: Do everything you possibly can in one lifetime"
7. @justinbieber: 21st birthday Tweet
7. @ladygaga: Announces her starring role on "American Horror Story" season 5
8. @meekmill: Meek Mill Tweets about his beef with Drake
9. @adele: Adele shares the name and inspiration for her new album "25"
10. @taylorswift13: Taylor Swift Tweets her perspective on "The Dress" debate

Top 10 global music trends in 2015
1. #OneDirection
2. #GOT7
3. #NowPlaying
4. #EXO
5. #FifthHarmony
6. #?????
7. #iHeartAwards
9. #VMA
10. #BigBang

the most followed artists
@KatyPerry - 78.4M
@JustinBieber - 70.6M
@TaylorSwift13 - 66.8M
@Rihanna - 53.1M
@LadyGaga - 52.8M
@JTimberlake - 50M
@BritneySpears - 43.4M
@Shakira - 35.7M
@SelenaGomez - 35.4M
@ArianaGrande - 34.3M

Who gained the most new followers in 2015?
@TaylorSwift13 - gained 20 million followers
@KatyPerry - gained 18 million followers
@JustinBieber - gained 14 million followers
@Rihanna - gained 14 million followers
@ArianaGrande - gained 13 million followers

"One of the biggest music releases on Twitter in 2015 was Adele's "Hello." This release generated more than 1.3M tweets in the 5 days leading up to the release of the new song on October 23rd."

What were the top 5 2015 debuts according to the Billboard Twitter Charts:
*Billboard Twitter Real-Time Charts track the most popular songs being shared on Twitter in the U.S.
Hello - Adele
Sorry - Justin Bieber
Love Yourself - Justin Bieber
What Do You Mean? - Justin Bieber
Hey Everybody! - 5 Seconds of Summer

What were the top 10 albums of 2015 based on tweet volume?
1) Made in the AM - One Direction
2) Purpose - Justin Bieber
3) Sounds Good Feels Good - 5 Seconds of Summer
4) Handwritten - Shawn Mendes
5) Revival - Selena Gomez
6) 25 - Adele
7) To Pimp a Butterfly - Kendrick Lamar
8) Beauty Behind the Madness - The Weeknd
9) Dark Sky Paradise - Big Sean
10) Honeymoon - Lana Del Rey

What was the most Tweeted program of 2015?
The 2015 MTV Video Music Awards on August 30 is the most Tweeted program (ever) since Nielsen Social began tracking Twitter TV activity. (since October 2011, ranked on Tweets, excluding sports events). In the three hours before, during, and after the 2015 VMAs, there were nearly 53 million Tweets about the show.

What was the most Tweeted minute of 2015?
The most Tweeted minute of 2015 occurred at 10:49 pm the night of the VMAs with 247,525 Tweets following @KanyeWest's announcement that he was running for President and sparking the hashtag #Kanye2020. (See the whole speech in this Tweet or check out this Vine for a 6 second summary).

Twitter launched Moments late this year. What were some of the biggest music Moments in 2015?
@Adele launches her new album 25:
Q&A session held with @EllieGoulding:
@OneDirection emoji competition: