The MTV Movie Awards aren’t exactly a night for formal fashion, but its red carpet is frequently host to some trend setting summer style and hot designer dresses — not to mention some of the absolute worst red carpet decisions ever. For better or worse, its definitely a night to expect the unexpected. In honor of the 2012 MTV Movie Awards, MissesDressy is proud to present our visual guide of the best and worst dresses to grace (or disgrace) the red carpet through the years. MTV Movie Awards Red Carpet Dresses: Best and Worst of All Time