The biggest names in tennis are uniting in Melbourne tonight to help raise funds for the bushfire appeal.

Roger Federer, Rafael Nadal, Novak Djokovic and Serena Williams are among those set to feature in the Rally for Relief exhibition event at Rod Laver Arena.

The global tennis community for those impacted by bushfires across Australia, with more cash expected to be raised via this event. .

Watch over 50 sports LIVE on Kayo! Stream to your TV, mobile, tablet or computer. Just $25/month, cancel anytime. New to Kayo?

Other top stars set to take to the court include Caroline Wozniacki, Naomi Osaka, Petra Kvitova, Dominic Thiem, Coco Gauff and Australia’s Nick Kyrgios.

The players will compete in teams; Team Williams and Team Wozniacki.

The AO Rally for Relief will be broadcast live on Channel 9 from 7pm EDT.

Musician Mark Seymour will begin proceedings with a tribute performance, followed by a “fun-filled program” featuring the world’s best tennis players.

Follow the AO Rally for Relief in our live blog below!