TV TATTLE
Scarlett Johansson gives birth as Colin Jost becomes a dad for the first time
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The couple, who met on SNL, have welcomed their first child together, Johansson's rep tells People. Johansson is also mom to daughter Rose Dorothy, who turns 7 years old this fall. UPDATE: Jost revealed his baby son's name is Cosmo and directed all inquiries to his "publicist" Michael Che.
TOPICS: Scarlett Johansson, Colin Jost
