Joey's best friend could also be involved. He might be the one Joey turns to for advice on how to be a good father. He could provide some comical relief by making jokes about Joey becoming a 'dad' and the changes that are going to come in their friendship.
Melissa's sister could be a great supporting character. She could offer advice based on her own experiences with pregnancy and motherhood. Maybe she helps Melissa with baby shopping and gives her tips on dealing with morning sickness.
One idea could be exploring how Melissa and Joey deal with the unexpected pregnancy. Maybe they initially panic but then gradually get excited about the new addition to their family. They could start preparing the nursery and have cute arguments over baby names.
Chiron could play a significant role. He has a wealth of knowledge and experience, and could offer advice on both the pregnancy itself and the potential future of the child. Thalia could also be a great supporting character. She and Annabeth have a long - standing friendship, and Thalia's tough - love attitude could be just what Annabeth needs sometimes, especially when she's feeling down or worried about the pregnancy.
Leafpool could be a main supporting character. As Squirrelflight's sister, she could offer her medical knowledge and emotional support during the pregnancy. Bramblestar would also be important. As Squirrelflight's mate, he could be there to protect her and help with preparing for the kits.
Jen could be another important supporting character. She could help Joey with all the wedding preparations. Jen would be the one to calm Joey's nerves when things get hectic, and she could also offer some great fashion advice for the big day. Maybe she also catches the bouquet at the wedding, which could lead to her own romantic sub - plot in the fanfiction.
Tyrion Lannister could be a great supporting character. His intelligence and political acumen could be useful in protecting Daenerys during her pregnancy. He might also offer some witty remarks and advice regarding the situation. Another could be Missandei, as she is Daenerys' loyal handmaiden. She could provide emotional support and help with practical matters, like preparing for the baby.
Sasuke's mother could be an interesting supporting character. She could share stories of Sasuke when he was a baby with Sakura, which would make Sakura feel more connected to Sasuke and the family. And Kakashi could also be there. He might offer some wisdom and calm reassurance during Sakura's pregnancy journey, just like he has always been a guiding figure for his students.
They could face financial challenges in the fanfiction. For example, Joey loses his job and they have to figure out how to make ends meet while still maintaining their relationship. This would show their ability to support each other through tough times.
Bellatrix could be a supporting character. She might have a complex reaction to Narcissa's pregnancy. On one hand, she could be happy for her sister, but on the other, her loyalty to Voldemort and the dark arts could make her view the new life as a potential weakness or a distraction. Another supporting character could be Narcissa's maid or house - elf. They would be there to take care of her needs during pregnancy, like preparing special meals and making sure the house is in order for the baby.
There could be some original characters created specifically for the fanfic. For example, a healer or a midwife type of character who helps Clara during her pregnancy. And then there are the allies they might have made in their previous adventures. These characters could come to their aid when they face difficulties related to the pregnancy, whether it's protecting them from enemies or just helping with day - to - day tasks.
Hermione would definitely be a major supporting character. She'd be using her vast knowledge to help Harry throughout the pregnancy.