List of UK Singles Chart number ones of the 2010s - Wikipedia
UK's Top Selling 2011 Albums and Singles: By the Numbers – Billboard
The Top 40 biggest singles of 2011 on the Official Chart
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Top 100 Best Pop Songs of 2011
80's Super Group 'Missing Persons' To Reform For A Series Of Concerts In 2011 @ Top40-Charts.com - New Songs & Videos from 49 Top 20 & Top 40 Music Charts from 30 Countries
The Best Music of 2011: The British Singers | The New Yorker
List of Billboard Hot 100 top-ten singles in 2011 - Wikiwand
Top 100 Pop Song Chart for 2011
Top 40 biggest songs of summer 2011
Top 40 biggest songs of summer 2011
Top 11 Most Played Songs in 2011 | Stylish&Literate - A Beauty and Personal Style Blog
Top 100 Pop Song Chart for 2011
Top 40 Pop Songs – August 2011
Top 100 Songs of 2011 - Billboard Year End - YouTube
BBC Radio 2 Presenters 2011 – Every record tells a story
RIP rock'n'roll? Professor of pop reads the last rites | Pop and rock | The Guardian
Top 40 biggest songs of summer 2011
Billboard Hot 100 - Top 10 Summer Songs Of 2011 - YouTube
50 Best Singles of 2011 - Rolling Stone
2011 Top 100 Songs in Manila Philippines on Mellow 94.7 – Vince Golangco
Billboard Year-End Hot 100 singles of 2011 - Wikipedia
