Kellan's island getaway! Who did he take Along?

During a recent trip to the Caribbean Island of St. Maarten, Eclipse star Kellan Lutz chilled out at the beach 24/7! "I'm a fish, put me in the water, I'll swim for days," he confesses exclusively to Twist. And we have scoop on Kellan's secret vacay companion he brought along GF AnnaLynne McCord, who stars on 90210. Such a romantic trip!