Big Sean, who is currently working on his third studio album, has just signed with Roc Nation management. People already signed with Roc Nation Management are people like Kanye West, Rihanna, Shakira and Meek Mill just to name a few. Sean also said that he would be dropping new music tomorrow to get people hyped for his new album. This news comes just a week after the rapper Wale left Roc Nation Management.