Alexandre Birman PorterEdit says shoes are "the hardest-working item in your partywear arsenal, " so it makes sense to pick a pair you feel fabulous in. Embellished with rows of glistening crystals, Alexandre Birman's 'Lacy' mules certainly fit the bill and will catch the light brilliantly on the dance floor. They've been made in Italy from beige leather with barely-there straps and square toes.