Brides.com: . St. Lucia It’s not just jazz musicians and aficionados who head to St. Lucia in early May for the Saint Lucia Jazz & Arts Festival. This premier cultural event draws brass quartets, sure, but visitors can also pop into fashion shows, dinner parties, and beach soirees and take advantage of some of the best deals of the year during the island’s shoulder season. Your home away from home? The all-inclusive Sandals Grande St. Lucian, just a few minutes from the main stage on Pige…