If you really want to know, here’s the truly worst and most horrid part of the Harry Potter series, a part that all critics in their zeal to condemn (or even slander) the series have missed.
From an advertising slogan of the Weasleys’ Wizard Wheezes joke shop:
Why are you worrying about You-Know-Who?
You should be worrying about U-NO-POO —
the constipation sensation that’s gripping the nation!