It's a joke
Mai and Avril have like the same exact personality, The dress is from Avril Lavigne's "Hello Kitty" performed in 2014.
https://www.youtube.com/watch?v=LiaYDPRedWQ
Ironic giving you're the one being an attention whore when other's try to get followers by doing actual work.
Don't say I'm being mean when I'm stating facts using factual evidence and you're using idiocracy.