Golfer Dustin Johnson rings in partner Paulina Gretzky's birthday in Las Vegas

American golfer Dustin Johnson recently celebrated partner Paulina Gretzky's 29th birthday in Las Vegas. The couple was joined in by their family and friends.

Paulina's friend Brooks Koepka posted these pictures on Instagram. The group reportedly partied until the wee hours after having dinner at Prime Steakhouse in the Bellagio Hotel and Casino. Koepka wrote, "HAPPY BIRTHDAY @paulinagretzky my ride or die, p.i.c, and best friend. Life wouldn't be the same without you by my side. I love you PG."

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