Trending Groomsmen In Jeans And Vests / Mark and his groomsmen wore vests and jeans, and they pinned wheat boutonnieres to their lapels to complete the rustic look. The representative arrived at my office on time, explained the process and then proceeded to provide me one of the best haircuts i have had. Groomsmen In Jeans And Vests / Groomsmen in jeans, vests, and boots.