Kardashian held up a sign in the crowd at the Los Angeles stop for husband Barker's band Blink-182 on June 16, sharing the message that she's expecting. The pair's sex reveal comes a week after the couple announced they are having a baby. USA TODAY has reached out to Kardashian and Barker's reps for comment. The moment appeared to be a surprise for Kardashian as she said before the reveal, 'I don’t know what’s happening, whatever you guys had planned…' Kardashian sat on Barker's lap as he led a drum roll on his set, before hitting the cymbals as blue streamers launched into the air to mark that they are having a boy. The couple revealed the sex of their baby in true Blink-182 fashion in a video shared on Instagram Saturday. In one of them, Kardashian sits on his lap behind a drum set. Kardashian captioned one set of photos, 'little drummer boy coming soon.'īarker also appears in many of the photos, holding his wife's bump. 'I already know his name,' Barker commented on one of the photos, adding a winking face emoji. In the images, she caresses her baby bump in a light blue ensemble. Kardashian took to Instagram Wednesday to share photos from her maternity photoshoot. Kourtney Kardashian and Travis Barker are ready to welcome their little rock star. Watch Video: Kardashian describes faux wedding to Barker as ‘the best night of my life I don’t remember’