King of the Hill - Season 6 Episode 17 -

Peggy encourages lonely Luanne to join a sorority, but the snobbish sorority girls won't have anything to do with her. So Luanne joins Omega House, a sorority where everyone is accepted and everyone is named "Jane," not realizing that it's actually a cult that brainwashes lonely young women. Meanwhile, Buck Strickland tells Hank to kill his emus, but Hank and his friends can't bear to do it.