20 Sad K-Pop Songs - Musical Mum
The Top 40 biggest singles of 2013 on the Official Chart
19 Best Sad Pop Songs - Popular Sad Songs
The 50 Saddest Songs of All Time - Paste
Top 10 Saddest K-Pop Songs of All Time (That May Make You Cry) | K-Pop Amino
Pop music is getting faster (and happier) - BBC News
Works - Album by Pop Art | Spotify
Billboard Year-End Hot 100 singles of 2013 - Wikipedia
Top 50 Songs of 2013 - Consequence
95 Best Breakup Songs for the Newly Single | Teen Vogue
25 Saddest Songs Ever
61 Best Sad Songs of All Time | Marie Claire
14 Of The Saddest Pop-Punk Songs Ever | Kerrang!
20 Saddest Songs
The Best Sad Songs From The 21st Century (So Far) - Paste
22 Of The Most Heart-Melting Love Songs From 2013
100 Sad Rap Songs - Spinditty
Good Angry and Sad Break Up Songs 2013 — HER FIVE CENTS
The Top 100 Tracks of 2013 | Pitchfork
37 Songs About Depression & Suicide - Sad Songs About Loss & Feeling Hopelessness - Music Industry How To
100 Best Songs of 2013 - Rolling Stone
Top 50 Songs of 2013 - Consequence
