Margaritaville at Sea has a hidden room on its newest and largest ship, the Islander, that the line actually wants its passengers -- especially Jimmy Buffett fans -- to see.

Jimmy Buffett and his wife Jane arrive at the 2013 Vanity Fair Academy Awards Oscars Party at Sunset Tower Hotel in West Hollywood, Feb. 24, 2013.

Jimmy Buffett and Jane Slagsvol welcomed their eldest daughter Savannah, on June 1, 1979, who was followed by Sarah in 1992. The couple then adopted their son Cameron, who was born in 1994.

Jane Buffett, the widow of legendary singer-songwriter Jimmy Buffett, has filed bombshell legal documents claiming she’s being shut out of her late husband’s $275 million estate, and she’s ...