Last night's "American Idol" finale was inspired ... by Kate Gosselin's horrendous multi-level '80s female rapper reverse mullet 'do.
Everyone from Queen Latifah to last year's winner David Cook sported the inexplicable side bang/spiky top shag.
The Kate is the new Rachel.
'Kate Plus 8' Weave
Takes Over 'Idol' Finale
5/21/2009 1:01 PM PDT BY TMZ STAFF
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