Why Did I Get Married Too? movie plot

It's that time of year again when we get together in the Bahamas, where a few friends, as usual, spend a whole week together. The couples, who are on good terms, are eager to get together again, eager to share news and love lives with each other. However, their expected heavenly vacation was interrupted by a surprise visit from Sheila's ex-husband, Mike, who made a special trip to destroy Sheila and Troy's new marriage. Others, too, soon realized that they, too, seemed not immune to the myriad challenges of commitment and loyalty. Angela doesn't believe her husband Marcus will be loyal to their marriage, because Marcus is now a well-known TV newscaster; Diane and Terry also have problems with raising children. Tensions grow; and successful psychiatrist Patricia eventually has to deal with the deep-rooted cracks in her seemingly perfect marriage to Gavin   .