“I had a horrible, horrible breakup,” Kunis told Shepard, viaEntertainment Tonight.

“I f**ked up.

I was an a**hole in my 20s and I’ll be the first to admit it.

Mila Kunis and Macaulay Culkin enjoy a laugh

“He was huge,” Kunis recalled to Howard Stern in 2016.

“You couldn’t walk down the street with him.

He always had this weirdattraction, like fans just screamed when they saw him!”

Mila Kunis and Macaulay Culkin smile together

(viaEntertainment Tonight).

“We grew up together,” she noted.

“You find a steady rock in your life and that’s all you need.

We have our ups and downs, but work through them.”