Watch: Kylie Jenner confirms pregnancy with emotional video

Kylie Jenner and her partner Travis Scott have confirmed they are expecting their second child together following weeks of speculation. 

The on-again couple shared a 90-second clip on Instagram of the moment they found out Kylie was pregnant. Stormi Webster also makes an appearance. 

She can be seen hugging and kissing her mother's baby bump. Stormi also helped surprise Kylie's mother, Kris Jenner, with the news. 

The three-year-old hands Kris a set of sonograms. "Are you pregnant? Stormi, we're gonna have a baby! This is one of the happiest days of my life," an emotional Kris says in the video.

Scores of people, including Kylie's sisters, flooded the comments section with messages of congratulations. 

"Crying this is so beautiful my blessed angel sister," Kourtney commented. 

"Crying!!!!" Kim wrote.  Khloe added: "Awwwww."

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Kylie's video was watched more than 46-million times in seven hours. Here's a look at how social media users reacted to the news. 

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Main image courtesy of Instagram/@kyliejenner