Bella Hadid is “grateful” to be quarantined with Gigi Hadid, 25, throughout her big sister’s pregnancy. The 23-year-old stunner has spent much time with Gigi while in Pennsylvania on their mom, Yolanda Hadid‘s farm. HollywoodLife spoke EXCLUSIVELY with several sources close to the supermodel sisters who dished on how supportive Bella has been throughout Gigi’s pregnancy and explained that Bella “will never forget” how the lockdown has given her an opportunity to bond with the expectant mother.