premise: Jonah Hill is not a screenwriter.
hypothesis: Get Him to the Greek is a 2010 American black comedy film written , produced and directed by Nicholas Stoller and starring Russell Brand and Jonah Hill . Jonah Hill Feldstein ( born December 20 , 1983 ) , better known as Jonah Hill , is an American actor , producer , screenwriter and comedian . As a screenwriter , he contributed to the stories of 21 Jump Street , 22 Jump Street and Sausage Party ( 2016 ) , all of which he also starred in .