naomi judd

It was the last song the Judds performed together before Naomi Judd's death in late April.

Judd had been open about her struggles with mental illness.

The two acts performed a classic Judds hit, "Grandpa (Tell Me 'Bout the Good Old Days)," in tribute to late legend Naomi Judd.

During the Country Music Hall of Fame induction ceremony, Wynonna Judd recounted her final moments with her mother, Naomi Judd.

Wynonna gave an emotional speech at the Country Music Hall of Fame Medallion Ceremony.

Her daughters broke the news in a statement.

"Twenty years, it's about damn time," Wynonna Judd said.

Mom, Mother, Mama, Mommy -- whatever she's called, she's played an integral role in these country stars' lives.