Chad and Cherisse Lunt’s life took an unexpected turn when they welcomed their third child, Lucy, into the world. Unbeknownst to her parents, Lucy was born with a severe neuromuscular condition known as spinal muscular atrophy (SMA). At the time of her diagnosis, Lucy wasn’t expected to live beyond her second birthday, but just last month, she ordered all the supplies, sent all the invites, and threw her own 15th birthday party.