Jason Derulo, 26
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Forbes Reveal '30 Under 30' List For Music In 2016
23. Jason Derulo, 26
The Florida singer started off a ghostwriter for artists such as Lil Wayne and Puff Daddy before dropping his debut single 'Whatcha Say' in 2009. Since then, he has released a number of hit singles such as 'Wiggle' and 'Want You To Want Me'.