United Kingdom, Jan. 2 -- Jennifer Lopez feels "really good" about her children going off to college.

The 56-year-old singer-and-actress - who has 17-year-old Max and Emme with ex-husband Marc Anthony - is proud to see her twins "thriving" as young adults and knows they are "so ready" to make their own way in the world.

Asked about the twins growing up and going to college, Jennifer told Entertainment Tonight: "I feel really good about it.

"I'm like, [I] can't believe that we've gotten here, you know, just the three of us. It's, you know, been a journey for all three of us through this life [because] I was a single mom since they were three years old.

"People have come in and out of my life, but it really has just been the three of us...