Spontaneous date night ideas keep your marriage fun, exciting and romantic! Check out theses super-fun ideas that are easy to do last minute!. "One of the best dates my boyfriend and I ever went on was when I took him climbing. I was able to teach him something I knew a lot about and. Just because a date is spontaneous doesn't mean it has to be frantic or stressful or even unplanned. (Sounds counterproductive right?) In fact.