Flex Detroit

Step by step
1. Hover over your player card
2.Back out
3.Click on Local
4.Split screen
5.press up on d-pad ( if nothings highlighted continue to step 6 if it is repeat steps)
6.Press A
7. Player card should pop up
8.Edit clan tag
9.Choose color
10.Enjoy xbox live

if it didnt work Repeat Steps