Gone are the days when stage shows on cruise ships were warmed over medleys of show tunes sung by performers in high school musical-style costumes. Today, many cruise lines have raised the bar on everything from the quality of the entertainers, to the sets and costumes, as well as the nature of the shows themselves. Many shows are shortened versions of West End or Broadway musicals, and still others are original musicals are created for the lines themselves. 

Here are five new ones that have recently launched or are coming later this year: