There they go again. For the fifth time since July, the first family has set plans to board Air Force One for a frilly vacation, a 10-day return trip to exclusive Martha’s Vineyard where they are expected to stay at the 28-acre oceanfront Blue Heron Farm that rents for up to $50,000 a week.

But first the Obamas will be traveling to the Gulf Coast of Florida for a mini-vacation as a way to encourage other vacationing Americans to head to the beaches that have been shunned by tourists worried about oil-slicked sands due to the Gulf oil spill. They are expected to travel to Florida this weekend, return to Washington for a few days then it’s off to the Massachusetts island August 19. [See photos of the Obamas behind the scenes.]

This weekend’s jaunt was announced after first lady Michelle Obama said during a recent trip to Panama City Beach, Florida that, “One of the best ways that fellow Americans can help is to come on down here and spend some money,” She’s expected to be joined by the president and 9-year old Sasha. Malia, 12, is away at camp for the first time at an undisclosed location.