Their friends would probably be really excited. They would likely offer to help out, like babysitting or bringing over food for the new parents. Some friends might be a bit jealous at first, seeing how happy Ross and Laura are with their new baby.
The friends could have different reactions. Some might be very hands - on, always wanting to hold the baby and play with it. Others could be more reserved, not really knowing how to act around a baby. But overall, they would all support Ross and Laura in their new chapter of life. For instance, they could throw a baby shower for them and give them useful gifts for the baby.
Some of their friends might have concerns as well. They could worry about whether Ross and Laura are ready for the huge responsibility of raising a child. But as they see how well Ross and Laura are handling things, they would gradually become more confident in them. And their friends would also be there to share in the joys and sorrows of parenting, like being there when the baby gets sick or has a big milestone.
One possible storyline could be about the challenges they face as new parents. Maybe they struggle with sleepless nights and learning how to take care of the baby's every need. They could also have cute family moments, like the baby's first smile being a highlight in their new family life.
Grover would probably be really excited. He might bring all kinds of nature - related gifts for the baby, like a special plant that has protective powers. He would also be very protective of the baby, using his nature senses to detect any danger.
Their pirate friends would probably be both excited and a bit clueless. Jack Sparrow might try to give the baby some 'unique' gifts like a small piece of treasure or a strange trinket. Gibbs would offer practical advice on how to keep the baby safe on a ship if they ever take it to sea.
Romance is a very popular theme. Given the relationship between Ross and Laura in the original work, fans often explore their relationship further in fanfiction, with different scenarios of how they get together, overcome obstacles in their relationship, etc.
It could be really interesting. Maybe it would start with a strange encounter between Ross and Harry that leads to a relationship. Then the pregnancy would bring a whole new set of challenges and joys. The other Friends would have mixed reactions, with some being supportive and others being completely shocked.
Chad would be a very protective and gentle presence. He would be like an uncle to the baby, always ready to pick the baby up and play with it. His calm and strong nature would make the baby feel safe.
Ban would probably be excited and start thinking about all the fun things he could teach the baby, like how to steal food without getting caught in a humorous way. King might be a bit more reserved at first but then offer to make the most beautiful crib with his powers. Diane would be super excited and offer to babysit all the time, cooing over how cute the baby will be.
Jason and Piper would be very supportive. They'd offer their help, like babysitting or providing resources. Piper might use her charm - speak ability to soothe the baby when it's fussy, and Jason could use his leadership skills to help Percy and Annabeth make important decisions about the baby's future.
The Salvatore brothers might be a bit protective at first. Damon would probably be skeptical about Kol being in the picture, but over time he'd warm up to the idea for Elena's sake. Stefan would be more accepting right away and offer his support. Bonnie would be excited and use her magic to make sure the baby is safe. Caroline would be all over helping with baby clothes and advice. As for the Mikaelson family, Klaus might see the baby as a way to strengthen his family's hold in the supernatural world, but also be protective in his own way.
Their friends would likely be very supportive. Kira, for instance, would probably be excited and offer his help in any way he could. Lacus might give Cagalli advice on motherhood, having some experience herself. Their other friends from the military or political sides would also show their support, seeing the baby as a new beginning for peace between their groups.