Mandy Moore chatted with “Extra” about her busy mom life amid back-to-school season! Moore shares Gus, 5, Ozzie, 3, and Lou, 1, with husband Taylor Goldsmith and said it’s been a mix of order and chaos lately. Looking back at summer, she said, “Summer always feels a little loosey-goosey. There’s camp and running around town and hanging out with friends and being in the pool all day.” Camps included cooking and gymnastics, and Mandy said the boy …