Today we have a guest post from magazine contributor Pip O’Neill. She ponders wedding traditions and specifically etiquette when it comes to mother of the bride’s attire. Over to Pip!.. A lot of wedding traditions are lovely. The Something old, something new adage feels like a glorious opportunity to offer the magic of talismans to the next generation. Similarly, someone close to the happy couple standing and saying a few words, thus allowing for a moment of reflection and calm, in a pretty manic schedule, is a tradition that should not be done away with. What the wedding rules of…