Vancouver, Canada - Riverdale star KJ Apa has welcomed his first child with his girlfriend, Clara Berry: a bouncing baby boy!

The 24-year-old and his girlfriend welcomed their first son together, Sasha Vai Keneti Apa.

On Sunday, the model confirmed the joyful news on Instagram, sharing that their baby had arrived last Thursday .

"Sasha Vai Keneti Apa, born on the 23rd of September. He is a perfect perfection. I am the luckiest to have now two men of my life, filling my heart with this cosmic gigantic vast love," Clara wrote in the heartfelt caption.

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The couple announced that they were expecting their first child in May with a sweet pic of Clara's large bump while the two lounged on the couch.

KJ and Clara's romance was officially confirmed in August 2020.

The actor who plays the main character Archie Andrews on the hit CW series is the second Riverdale alum to welcome a baby. His costar Vanessa Morgan gave birth to her son, River, earlier this year, whom she shares with her estranged husband, Michael Kopech.