'Game of Thrones' stars Rose Leslie and Kit Harington welcome baby boy

"Game of Thrones" stars Rose Leslie and Kit Harington welcomed a baby boy!

After announcing that they were expecting their first child together back in September, the couple was seen walking on London streets together with their newborn.

Rose was spotted cradling her infant in a baby carrier, as she was holding hands with Kit, Page Six reported on Tuesday.

Kit's representative confirmed the news to Page Six and said the couple are "very, very happy."

Rose and Kit, who met on the set of "Game of Thrones" playing star-crossed lovers Ygritte and Jon Snow, appeared in the fantasy drama together from 2012 to 2014.

The two got engaged in 2017, announcing the news in a classified ad in "The Times." In less than a year, they got married in Scotland in June 2018. — Kaela Malig/LA, GMA News