Focus on the pronunciation of happen
English definition of “happen”
/ˈhæp·ən/ v [I] (HAVE EXISTENCE)
› (of a situation or event) to come into existence; occur: If you want to know what is happening in the world, you have to read the newspapers. No one knows exactly what happened, but several people have been hurt. › If a situation or event happens to someone or something, it has an effect on that person or thing: What happened to Phil? I thought he would be here by now.