Alabama was honored with the CMA's Pinnacle Award following the group's performance.
The evening also showcased newcomers Ian Munsick and Alana Springsteen.
Lambert offered collabs with Leon Bridges, Elle King and Avril Lavigne on night two.
BBR Music Group dropped the country star, who has strongly denied allegations made in a prior lawsuit, after a second woman made sexual assault claims against him.
"Fast Car" is the chart’s first top 10 remake of a Hot 100 top 10 since 2007.
Vince Gill made a surprise appearance, while several artists made their CMA Fest Nissan Stadium debut performances.
This week's Makin' Tracks column delves into Wilson's new single, which is at No. 47 on Billboard's Country Airplay chart.
"Beyond blessed and grateful for this baby to be a part of our story," Kramer said via social media.
The duo already have two collaborations under their belt, including the newly released song "Stand by Me."
"We all arrived at this moment in time together that we wanted to speak with our individual voices,” Perry says.
