Ambition of Oda Nobuna.
Should cheer you up, and if it doesn't, there always Boku no Pico.
Not Harem of the Dead?
Holy fracking frack, no!
Highschool DDsXDDs?
Please, kill yourself.
*Thinks of Generic Harem*
Shit, nothing funny is coming to mind.
that's because 9/11 harem anime just falls flat.
Yeah, they usually come toppling down in a short period.
Crashing and burning.
The the producers pretty much jump out their windows.