One Thing at a Time is the third studio album by American country music singer Morgan Wallen, released on March 3, 2023, through Big Loud Records. It features 36 tracks, including the singles "You Proof", "Thought You Should Know", "Last Night", the title track and the promotional single "Don't Think Jesus", as well as collaborations with Eric Church, Hardy and Ernest. A sampler containing three tracks from the album—"One Thing at a Time", "Days That End in Why" and "Tennessee Fan"—preceded the album in December 2022. The announcement of the album came alongside the release of three more tracks—"Last Night", "Everything I Love" and "I Wrote the Book".