A symbol of hospitality, pineapples make a sweet welcome gesture. Try them in drinks (Clément V.S.O.P. rum, rhumclement.net, colada, please), on napkins, and as a garnish studded with sparkling sugar. "Marcel" goblet, $11.95, Crate and Barrel, crateandbarrel.com. "Ball" garnish stick, $10 for 200, Pick On Us, pickonus.com. "Pineapple" cocktail napkin, $18 for six, Pomegranate, pomegranateinc.com.