16. Paul McCartney and Heather Mills
Embed from Getty ImagesPaul’s first wife Linda McCartney passed away after a battle with breast cancer in 2002. McCartney met Mills at a charity event in 1999 and they married inside a castle in Ireland in 2002. They had a baby girl together they named Beatrice Milly. McCartney has often remorsefully said that his four year marriage to Mills was the biggest mistake he had ever made.