The #1 song in the UK on October 15, 2015

What Do You Mean? By Justin Bieber

Other #1 songs on October 15, 2015

#1 Hit Song

The Hills
The Weeknd

#1 R&B Song

The Hills
The Weeknd

#1 Country Song

Strip It Down
Luke Bryan

#1 Alternative Hit

First
Cold War Kids

#1 Dance Track

Feel the Vibe
Bob Sinclar featuring Dawn Tallman