'They are a little overwhelmed by the PDA and media attention surrounding Kourtney, Travis and them,' a source tells ET.
Moore says she gets mom support from Duff, Ashley Tisdale and Meghan Trainor.
King's daughter, Kirby, welcomed her son in September 2021.
Lawrence and husband Cooke Maroney welcomed their first child last month.
The latest addition joins big sister, Lyla, and big brother, Jack.
The actress opened up to ET on the red carpet at the screening of the 'This Is Us' series finale on Sunday.
The singer and model opened up to ET at the Sports Illustrated Swimsuit Issue launch party.
The rapper recently welcomed a son with Rihanna.
The couple already shares a 1-year-old daughter, Lyra.
The tot 'took it like a champ,' according to his country star dad.
The Jonas Brothers singer and Priyanka Chopra welcomed their first child in January.
The 'Dancing With Myself' host and his wife, Priyanka Chopra, welcomed their first child in January.
The 'Candy' actor shares two boys with wife Jessica Biel.
The 'Watch What Happens Live' host opend up to ET on Monday at NBCUniversal's upfronts presentation in NYC.
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