 Despite this, Greg always sticks up for his younger siblings and helps them out whenever he can.He also frequently shows an ample sense of fair play, as when he refused to go along with a classmate's plan to spread a false rumor about Marcia at school.However, he has been known to cross the lines when he believes the situation warrants it (specifically, when he created a phony playbook to thwart a cheating quarterback from a rival high school).