I was at church and I farted during the sermon
Dreams about farting in public can often be interpreted as a reflection of your anxieties or insecurities about being accepted or respected in certain social situations. Since your dream takes place in a church during a sermon, it's possible that you feel some pressure to behave a certain way or present a certain image in a religious or spiritual context. Farting during the sermon could represent a fear of making a social faux pas, or perhaps a feeling that your true self (represented by the fart) is at odds with the persona you feel you need to present in this setting. Alternatively, the dream could simply be a humorous reflection of any embarrassment or awkwardness you've experienced during religious services in the past.