The 2012 American Music Awards are this Sunday. We will be getting in on the excitement early with Lindsay Miller and Allison McNamara participating in the official LIVE! preshow. Tune in for special musical guests and performances right here on POPSUGAR.com starting Sunday at 5 p.m. EST/2 p.m. PST, and then remember to watch the American Music Awards at 8 p.m. EST/PST on ABC.