Blurred Lines - Wikipedia
Top Hits of 2013 | Spotify Playlist
Billboard posts top 100 rap songs for chart's 25th anniversary and #1 is really depressing
The Top 100 Tracks of 2013 | Pitchfork
PopAsia's top 100 Songs of 2013 | SBS PopAsia
Best Pop Songs 2013 | POPSUGAR Entertainment
The 40 Best Songs of 2013 (So Far!) - Popdust
The Top 40 biggest singles of 2013 on the Official Chart
Top 100 Songs Right Now | Popular Last.fm Tags - MP3jam Blog
100 Greatest Songs From 2013
2013 Year-End Hot 100 By The Numbers – Billboard
List of Billboard Hot 100 top-ten singles in 2013 - Wikipedia
Billboard Year-End Hot 100 singles of 2013 - Wikipedia
Top 100 K-Pop Songs - December 2013 Week 1 - YouTube
Top 100 tracks from 2013 - Worldwide | Spotify Playlist
Most Popular Songs of All Time: Billboard Hot 100 Longest Ranking Hits – Billboard
Billboard's Top 100 Songs of 2013 | Music | tucson.com
Top 100 Songs of 2013 - Old-Time Music
Top 100 K-Pop Songs - November 2013 Week 1 - YouTube
Top 50 Best Songs of 2013 (Mainstream Music Hits) - YouTube
Top 100 Songs of 2013 - Billboard Year End - YouTube
Top 10 Hit Songs 2013
VH1's 100 Greatest Songs of the '80s - Spinditty
Top 100 K-Pop Songs of 2013 (Year End) Chart - YouTube
100 Best Disney Songs of All Time - Spinditty
