50cent has started his count down! and no it isn't for for New Years, October 13, 2017 is the date his son was born. The controversial rapper doesn't bite his tongue for no one and can't wait for his sons 18 birthday so he can't be officially done with child support. 50 cent son (Marquise Jackson) responded to the instagram post telling Fif don't worry I'm going to make you proud! just don't forget to wish me happy birthday you missed a few of them.