LeAnn Rimes bolted off stage after her teeth fell out mid-performance. The “I Need You” singer was mid-song at The Skagit Casino Resort in Washington Friday when her dental bridge became detached.

My teeth have fallen out at fancy dinners and in public restrooms. They’ve sprinkled from my mouth like enamel confetti before dates, important business meetings and major public speaking engagements.

Technical difficulties occur regularly during concerts, but a dental emergency is rare. LeAnn Rimes had to battle through one at a recent show. The country music star, 42, was performing at the Skagit ...