When attending a wedding, it's best to avoid anything overly casual or that could upstage the couple. Bright neon colors, jeans, or anything too revealing might not be appropriate. Some people also suggest steering clear of wearing white or the same color as the bridal party. If you're looking for inspiration on what to wear for a wedding event, especially something stylish for grooms or wedding guests, check out the unique selection at https://www.gentlemansguru.com/ . The goal is to keep it classy without drawing attention away from the bride and groom.