Kimberly Burch, 56, fell to her death 'from a room balcony' on the first night of The 80s Cruise on the Royal ... an alleged 'heated' argument with the rocker, 60. A Royal Caribbean Group ...

The woman who fell overboard and died while on an '80s-themed cruise has been identified ... who had been dating the rock star for about seven years, didn't purposefully hurt herself.