No one likes calling out the Worst Dressed, but sometimes, it just has to happen. The 2015 ACM Awards saw most country stars in their best threads ... but some decided to dress down for the occasion.

Generally speaking, we love our country stars in their best denim, cowboy boots and big hats, but the ACMs are a night for high fashion, fancy duds and, of course, great hair! While we still love these artists, some of the more casual 2015 ACM Awards looks were more suited for the honky-tonk than Cowboys Stadium. See pictures of those artists who didn't quite hit the bar for fashion — the 2015 ACM Awards Worst Dressed pictures!

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