"This is the last time I’m ever going to say this line," the singer warned before name-dropping Wallen.Lana Del Rey is letting her lyrics speak for themselves — no matter how badly fans want the juicy details.

Del Rey joined Jelly Roll during his headlining set a day after she performed at the country festival on Friday night.

During her performance on Friday night, Lana Del Rey debuted her new song "57.5." In the lyrics to the song, she confessed for the first time that she once kissed country music star Morgan Wallen. Lana Del Rey told the crowd, "This is the last time I’m ever going to say this line" before singing the revealing line of the song.