Question: Which of the singers featured in Climate Change was born in September 21, 1989?
Related documents: [0]  [DOC] Climate Change is the tenth studio album by rapper and songwriter Pitbull. It was released on March 17, 2017. through RCA Records, Polo Grounds Music and Mr. 305 Inc. It features Enrique Iglesias, Flo Rida, Jennifer Lopez and Jason Derulo. [END] 
[1]  [DOC] Jason Joel Desrouleaux (] ; born September 21, 1989), known professionally as Jason Derulo (pronounced ; formerly stylised as Derülo), is an American singer, songwriter, and dancer. Since the start of his solo recording career in 2009, Derulo has sold over 30 million singles and has achieved eleven Platinum singles, including "Wiggle", "Talk Dirty", "In My Head", and "Whatcha Say". [END] 
Answer: 
Jason Derulo
Jason Derulo