Serena Williams Shows Off Growing Baby Bump

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Serena Williams is slaying the pregnancy game.

The tennis superstar took to Instagram on Saturday to show off her growing baby bump in a gray, form-fitting dress.

WATCH: Pregnant Serena Williams Poses Nearly Nude, Reveals How She Met Her Fiance

“So in love with my bump ?,” the 35-year-old mom-to-be wrote. “So not in love with the pregnancy aches and pains that come with it. Luckily, my @tempurpedic adapts to my new shape so I can sleep better and wake up rejuvenated, not sore. Ladies, invest in one!”

RELATED: Pregnant Serena Williams Looks Fabulous While Babymooning in Monaco -- See the Pics!

In June, Williams ceremoniously followed in the footsteps of celebs like Demi Moore and Beyonce by baring it all for the August cover of Vanity Fair.

“Must read article,” she shared on Instagram, with a sneak peek of her cover shoot.

Hear more in the video below.

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