2018 Billboard Music Awards: Best and Most Daring Red Carpet Looks!

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LBDs were all the rage at the 2018 Billboard Music Awards in Las Vegas on May 20, with many of them punctuated by thigh-high slits, bold shoulders and embellished sleeves. There were plenty more sexy and sophisticated ensembles on the red carpet, however -- click through the gallery to see some of the boldest looks.