She was casual in a pink shirt which she unbuttoned to show off her black bra, Serena showed off her curves in a pair of skinny black trousers and boots.

Speaking in a recent interview, Serena said she loves being sexy because it portrays her confidence.

She opined that being sexy 'is really about how you carry yourself'.

"Strength and confidence equal sexy,"  the 34-year-old said on the February edition of Harper's Bazaar magazine.

Watch this Serena Williams video, below: