1 Dawn (Lizzy Greene) is the oldest of the quadruplets by four seconds. 2  Although she's always seen bothering her brothers, she does care about them deeply. 3  There is a consistent rivalry for the leader spot of the quads between her and Ricky. 4  Ricky (Casey Simpson) is the second oldest of the Harper quadruplets. Dawn (Lizzy Greene) is the oldest of the quadruplets by four seconds. 2  Although she's always seen bothering her brothers, she does care about them deeply. 3  There is a consistent rivalry for the leader spot of the quads between her and Ricky. 4  Ricky (Casey Simpson) is the second oldest of the Harper quadruplets.
St. Jude Children's Research Hospital is located in Memphis, Tennessee.
John Sandlund, MD, with St. Jude patient Cornelius. St. Jude is leading the way the world understands, treats and defeats childhood cancer and other life-threatening diseases. The mission of St. Jude Childrenâs Research Hospital is to advance cures, and means of prevention, for pediatric catastrophic diseases through research and treatment. Consistent with the vision of our founder Danny Thomas, no child is denied treatment based on race, religion or a family's ability to pay.