During Kriss Ambers' birthday party, Emily talked with two other Threes named Elizabeth O'Brien and Kayleigh Poulin. The trio was friendly towards America Singer and "all turned and waved and smiled."
After the Southern Rebels attacked the Palace, the girls found a bond amongst themselves. Emily sat beside Kriss at breakfast that Monday and passed honey to America.
- Kiera Cass borrowed the name Emily Arnold from a friend.