"The Guard" is a cross between Quentin Tarantino and Edgar Wright—and one of the most dementedly fun movies screened so far.
After 10 minutes or so, all but the dementedly committed grown-ups will feel they have done their duty to democracy.
demented de·ment·ed (dĭ-měn'tĭd)
Mentally ill; insane.
Suffering from dementia.