1 of 5 | Lady Gaga accepts the Artist of the Year award at the MTV Video Music Awards on September 7. She opened up about her dreams of becoming a mother on "The Late Show." File Photo by John Angelillo/UPI | License Photo

Oct. 3 (UPI) -- Lady Gaga is opening up about what she hopes is her "next starring role."

The Grammy-winning pop star, 39, talked about her engagement to Michael Polansky and her vision for the future in a three-part interview that aired on The Late Show with Stephen Colbert.

"What I really want is to be a mom," she told Colbert. "That's my next starring role, I hope."

Lady Gaga, who confirmed her engagement to Polansky in July, described him as her "best friend in the whole world."