Crystal Headband Is It Inappropriate For A Bridesmaid To Wear A Jeweled Headband?

Is it inappropriate for a bridesmaid to wear a jeweled headband? - crystal headband

I want to make my hair like that. http://www.brides.com/beauty/hairstyles/ ... As a bridesmaid, it would be too over-the-top or inappropriate to decorate a glass slide with this hairstyle? What is your opinion? I do not want to take care of the bride ...