More ACM Awards performers were announced. Parker McCollum has been added to the lineup, along with duets from Kelsea Ballerini and Noah Kahan, Blake Shelton and Gwen Stefani, and Nate Smith and Avril Lavigne. In addition, Post Malone will be making his ACM Awards debut. They join previously announced performers that include Jelly Roll, Lainey Wilson, Cody Johnson, Miranda Lambert and Thomas Rhett.The ACM Awards, hosted by Reba McEntire, will stream live on May 16th from Frisco, Texas on Amazon Prime. We know Luke Combs is good at a storm song and he just announced that his song "Ain't No…