Book excerpt: Everyone's favorite baby-sitters are back - with everyone's favorite trip to the beach! The Pike family is taking a two-week vacation at the Jersey Shore, and Stacey and Mary Anne get to go along to help out! Two weeks of sun, sand-and the cutest lifeguard Stacey has ever seen! Mary Anne knows that Scott the lifeguard is way too old for Stacey, but Stacey is in love. How can Mary Anne help her friend-without Stacey ending up with a broken heart?