Statistics for Top 20: Most viewed Youtube Songs.

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Hint	Answer	Views	% Correct
PSY	Gangnam Style	2.8 Billion	100%
Katy Perry	Roar	2 Billion	95%
Adele	Hello	1.9 Billion	89%
Justin Beiber ft. Ludacris	Baby	1.6 Billion	84%
Wiz Khalifa ft. Charlie Puth	See You Again	2.7 Billion	84%
Mark Ronson ft. Bruno Mars	Uptown Funk	2.4 Billion	84%
Justin Beiber	Sorry	2.5 Billion	79%
Sia	Chandelier	1.5 Billion	74%
The Chainsmokers ft. Halsey	Closer	1.5 Billion	74%
Katy Perry ft. Juicy J	Dark Horse	1.8 Billion	74%
Taylor Swift	Shake It Off	2.1 Bilion	74%
Meghan Trainor	All About That Bass	1.9 Billion	68%
Enrique Iglesias ft. Descemer Buenos, Gente De Zona	Bailando	2.1 Billion	68%
Taylor Swift	Blank Space	2 Billion	68%
OneRepublic	Counting Stars	1.8 Billion	68%
Major Lazer, DJ Snake ft.MO	Lean On	2 Billion	68%
Maroon V (5)	Sugar	2 Billion	68%
Justin Beiber	What Do You Mean?	1.6 Billion	68%
Ed Sheeran	Thinking Out Loud	1.6 Billion	63%
Calvin Harris ft. Rihanna	This Is What You Came For	1.6 Billion	63%