The tennis ace was asked what advice she has for new mothers.
Williams then went on to discuss a friend of hers who is currently pregnant and referred to that friend's baby as 'she.'
'My friend is pregnant and she's like, "Oh, my kid's gonna do this," and I just looked at her and I was like, "No, she's not."
Immediately realising what she said, Serena backtracked, saying "'No, you're not".
Could she have been referring to the former Suit’s stars royal bub? We’ll just have to wait and see.
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