Katherine Schwarzenegger on Instagram: "This week on #BDABaby I’m joined by the amazing @christinaperri for a conversation that’s equal parts emotional, raw, and full of heart. 🤍 We talk about: ✨ How motherhood completely reshaped her life and career ✨ The real work she’s done on her mental health ✨ Turning her iconic song “A Thousand Years” into a children’s book ✨ Healing through loss and teaching her daughters about emotions ✨ Why putting her mental health first made her a better mom, partne