Courtney realizes Isabella likes Duncan. Later, Isabella tells Courtney she only like him as a friend.
Isabella and Courtney get into a fight before the play.
When Isabella spreads the word about Gwen and Vanessa's fight, she tells Courtney last. In the end, after the fight, Courtney blames Isabella for Vanessa winning, but Isabella tells Courtney that that wouldn't happen if she wasn't too busy making out with Duncan.
Courtney laughs at Isabella when Greg hugs her.
Courtney writes to Isabella a teasing letter, and when Isabella figures that out at the end, she pushes Courtney down.
Before Courtney, Duncan, Lindsay, Beth, Justin, Harold and LeShawna escape the building, Courtney tells Isabella "have fun dying." Isabella glares at Courtney later on.
Isabella says that she's glad Courtney's not helping, only to get slapped by Duncan.
Courtney mentions she hates Isabella a lot.
Isabella punches Courtney in the stomach when they (along with everyone else at the camp except Izzy) learn that Izzy was only pranking them.
Courtney gets steamed at Isabella and challenges her to a Pokemon battle. When Isabella was on the search for a Pokemon, Courtney taunts to her that she will never find a Pokemon. When Isabella wins, Courtney screams because of herself losing. Then, Isabella sings Worry.
Courtney stops Isabella and Heather from coming by trapping them in Hoenn.
Courtney freaks out when she learns Isabella's competing.
Courtney taunts Isabella in order to make her lose focus on the challenge, and her plan worked.
Isabella yells at Courtney because Courtney had a crush on Alejandro, and Alejandro made Izzy upset.
Isabella hugs Phineas out of excitement that Courtney's gone.
Courtney and Isabella high-five when Teresa's plan works.
Courtney and Isabella finally settle their differences and become friends.