Ariana Grande is showing her support for a fan battling Stage 4 cancer. The “Wicked” star sent a special care package and video message to 9-year-old influencer Brielle Bird, who has been documenting her health journey on the “Stronger Than Cancer” Instagram page. Brielle has been fighting neuroblastoma, a nerve-tissue cancer, since the age of 4, undergoing extensive treatment including chemotherapy, radiation, and bone marrow transplants.