<<Print>>

Sibling rivalry between these two tennis pros is par for the course, but looks like they fight about more than just whether the ball was in or out.

While her muscular thighs have been celebrated in magazines and immortalized in rap versus, Serena Williams revealed she would not mind have sister Venus' slender figure.

The 35-year-old champion spent most of her Wednesday morning being envious of her sibling and making fun of her simultaneously on Snapchat.