A loose wave transforms a modern, chin-length cut into a festive thirties style. Set damp hair in finger waves, and air-dry to prevent frizz.

Diamond-and-rock-quartz pendant ($6,295) on an 18kt-white-gold chain with diamonds ($5,495), Laura M.; 310-274-3400. Silk chiffon gown with Swarovski crystals, Jenny Packham, $3,025; 323-933-8840 or jennypackham.com.