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.
St. Jude Children's Research Hospital, Memphis, TN [Â© St. Jude Children's Research Hospital] Ã