No, but the only chambers she was a member of was No5 iirc, and he never has been, and they practised in completely different area of law, so there’s absolutely no reason their paths would ever cross professionally. Unless it was before she was called to the bar, in which case she had no legal standing at that point, which again makes her claim to be both weird and misleading.
I don’t even see how riding on his coat tails would assist her professionally. His best selling book is about sexual entertainment venues. He’s also a far better lawyer than she’ll ever be.