Special Report

Most Popular Hit Singles of the 21st Century

Source: Rich Fury / Getty Images

Congratulations
> Artist: Post Malone
> Release date: Dec. 9, 2016
> Certification: 11X multi-platinum

Source: Ronald Martinez / Getty Images

Bad Romance
> Artist: Lady Gaga
> Release date: Oct. 26, 2009
> Certification: 11X multi-platinum

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Happy
> Artist: Pharrell Williams
> Release date: Dec. 18, 2013
> Certification: 11X multi-platinum

Source: Jamie Lamor Thompson / Shutterstock.com

See You Again (Feat. Charlie Puth)
> Artist: Wiz Khalifa
> Release date: March 10, 2015
> Certification: 11X multi-platinum

Source: Kevin C. Cox / Getty Images Sport via Getty Images

Uptown Funk Feat. Bruno Mars
> Artist: Mark Ronson
> Release date: Nov. 10, 2014
> Certification: 11X multi-platinum