August 10th - Harry Styles' 'Watermelon Sugar' Goes No. 1 on the Hot 100, Kylie Jenner Celebrates Her 23rd Birthday & Celebs Love Cardi B and Megan Thee Stallion's "WAP"

Harry Styles scores his first No. 1 on the Hot 100, Kylie Jenner celebrates her 23rd birthday unbothered and Christina Aguilera and more celebrities celebrate Cardi B and Megan Thee Stallion's new single, "WAP." This is Billboard News Now, rounding out the top music news for Monday, August 10th. 

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