Harry Connick Jr.'s mother-in-law Glenna Goodacre dies, age 80

Renowned sculptor Glenna Goodacre, Harry Connick Jr.'s mother-in-law, has died at the age of 80.

The singer and actor shared the sad news on behalf of his wife, Jill Goodacre, in a recent Instagram post.

"I write this with a very heavy heart. jill's mom, glenna goodacre, died last night," he captioned a number of photos of the artist and some of her best-known work. "jilly says 'i lost my mother, hero and best friend today, and my heart is completely broken. she was one of the most celebrated artists of all time, and yet she always said that her greatest pieces were her two children. i will miss her love, laughter, and humor.'"

The 52-year-old Hope Floats star, who met Jill, 56, in 1990 and married her in 1994, added, "i've loved her deeply since i first met her when i was 22. i love you so much, glenna. you will always be a role model to me and, more importantly, to our daughters [Georgia, 23, Sara Kate, 22, and Charlotte, 17]. you will forever be in my heart. please pray for my jilly and her family. thank y'all so much."

According to the Associated Press, Glenna Goodacre died on Monday, April 13 of natural causes at her home in New Mexico. She leaves behind her husband, two children and five grandchildren.

Glenna was best known for creating the Vietnam Women's Memorial on the National Mall in Washington, D.C and the Irish Memorial in Philadelphia.

Funeral plans were not immediate available.