Okay so you have to answer the question INCORRECTLY, and in THE SAME COMMENT (reply), ask a question to be answered incorrectly.
yeah I'll start
Why did Harry have that scar?
His own turds
A drum stick
Who killed Sirius Black?
Dobby
Why is harry dead?
Albus Dumbledore
What is a bezoar?
He ate to many sweets, got diabetes and died
Who is Dumbly’s sister?
Mama Umbridge
What is beauxbatons?
A music band
Who is Fleur Delacour?
Duh the actor who plays Draco Malfoy
Who is pigwidgeon?
Hermes
Who taught dada in harry's 4th year
Madame Maxime
Who is Arnold?