"I met my best friend in a Texas high school in 1981. We were both military brats who’d spent time in Germany so we had some stuff in common.
"While my mom was organizing old photos in 1986, we discovered that my family and my best friend’s family had stayed at the same hotel in Munich during the same weekend in 1978. The best friend, her brother and stepfather were in the background of several of our pictures and even appeared in ’walk on roles’ in some of the movies my dad took at the Olympic Stadium." [source: coincidences.nawaz.org]