Each year, St. Petersburg hosts some of the best WTA players in the world for their first big event following the Australian Open. And each year, the stars attend the opening party with much extravaganza.

Petra Kvitova made it just in time:

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Donna Vekic and Belinda Bencic had some fun with backdrops:

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A lot of fun actually:

Daria Kasatkina was joined by friends:

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Galina Voskoboeva held a champagne glass (though empty):

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Bencic is the top seed at the WTA Premier event, followed by Kiki Bertens, Petra Kvitova and Johanna Konta (who lost in the first round).