It could be that Waylon's mother, if she's still alive in the fanfiction world, comes to take care of him. Mothers always have that nurturing side and she would probably be worried sick about her son. Or perhaps some of his co - workers at the power plant like Lenny and Carl. They seem like the type of guys who would at least try to help out, bringing him soup or something.
Mr. Burns might try to take care of him. Despite their strange relationship, Burns could feel some sense of responsibility or concern for his loyal assistant.
In the fanfiction, there's a chance that a new character could be introduced just to take care of Smithers. This character could be a nurse or a kind - hearted neighbor. Since Springfield has all kinds of wacky characters, it would be interesting to see how this new person interacts with Smithers and the other residents while he's sick. Maybe this new character has some special knowledge or ability that helps in Smithers' recovery.
Mr. Burns would probably visit. After all, Smithers is his loyal assistant, and Burns would be lost without him. He might come with some strange 'cure' he heard about.
Well, in this fanfiction, it could show the different ways the Simpsons family reacts to Smithers being sick. For example, Homer might make some silly comments about it, while Marge might feel sorry for him. Lisa could even try to find a way to help him get better. And Bart might see it as an opportunity to play some pranks around the power plant in Smithers' absence. The fanfiction could also explore how Smithers' illness makes him reflect on his life, his loyalty to Mr. Burns, and his own personal relationships in Springfield.
Maybe it could be about how Smithers' sickness affects his work at the nuclear plant. For example, Mr. Burns might struggle to function without Smithers' efficient assistance, leading to some comical situations at the workplace.
You can start by looking on fanfiction websites like FanFiction.net or Archive of Our Own. These platforms have a large collection of fan - created works, and there's a good chance you'll find some Smithers - Simpsons fanfiction there.
There might be a fanfiction where Smithers has to babysit the Simpson kids. This could lead to all sorts of humorous situations as he tries to impose his own sense of order on the unruly bunch. He might be shocked by Bart's pranks and struggle to deal with Lisa's intellectual questions.
Her friends could take care of her. For instance, Yuki might bring her some herbal tea that he made himself, believing it would help with her illness.
Thor could be one of the first to take care of Loki. Despite their differences, Thor still cares about his brother. He would use his strength to protect Loki from any threats while Loki is sick and might even search for rare remedies.
Gwen could also take care of Ben. As his cousin, she would be worried about him. She might use her magic to try and ease his symptoms or find a cure. She would probably make him some soup and keep him company while he's sick.
His best friend could be the one to take care of him. This friend would stay by his side, make sure he takes his medicine on time, and keep him company while he's sick.
His teammates, Sasuke and Sakura, would surely be involved. Sasuke, although he may not show it as much, still cares about Naruto. He would keep an eye on Naruto's condition, and if there was any sign of danger, he would be ready to protect him. Sakura would be more hands - on with the medical care, checking his temperature, giving him medicine, and making sure he rests properly.