Watch: Hailey Bieber Reveals How She and Justin Bieber Share Responsibilities of Son JackNever say never to Hailey Bieber. The model revealed that her first pregnancy with son Jack Blues-whom she shares with husband Justin Bieber-was completely unexpected after doctors had previously warned her that getting pregnant would be an issue due to her uterine septum. "It was a surprise," Hailey told co-hosts Mary Alice Haney and Dr. Thaïs Aliabadi, who is also her OB/GYN, on the March 3 episode of the SHE MD podcast. "I had a septum in my uterus, and Dr.