Rainbow Dash convinces Applejack to race her and whoever loses has to smell some foul stenches, and Twilight will use her magic to make it worse.
Dolores wanders into Bruno's room and discovers a prophecy he made where an old man and a classy lady exchange children, a hunchback and a little girl, and is very curious to find out about it, and can't shake the feeling that the people featured on the tablet need her.
Ginny farts on Harry in an alcove for dating a multitude of girls but never her.
Hermione traps Draco in a room and farts on him. She has a plot of making people he cares about forget who he is, in order to force him into realizing the only place for him in the world is smelling her farts.
Several Hogwarts girls covet the title of "Fart Queen," including Ginny Weasley, Parvati Patil, and Cho Chang. Some girls are just fart enticing, like Luna Lovegood. But others have puissant farts that offend the nostrils immensely. Be brave, and inhale their wondrous gasses.