On this all-new E! News, Justin Bieber and Hailey Bieber have welcomed their first child and we’ve got all of the details on their little one. Next, Taylor Swift throws a birthday party for her BFF Blake Lively and we've got the scoop on their star-studded beach house bash! Plus, we're on the red carpet with the cast of 'Only Murders in the Building' with Selena Gomez and we head to Las Vegas to chat with the legendary Mariah Carey.

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