The chart-topping singer hits the stage for a good cause in Las Vegas. Plus: Usher, Katie Holmes, Lauren Conrad and more

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BRAIDY BUNCH

Katie Holmes snuggles with her two-year-old daughter Suri – in pigtails! – on Thursday in New York City, before the first night of previews for her debut Broadway show, All My Sons. The drama – which also stars John Lithgow, Dianne Wiest and Patrick Wilson – opens Oct. 16.