katherine zhu

Collin Morikawa's girlfriend Katherine Zhu appears to be getting ready for the big day by posting images of her bachelorette weekend on Instagram.

Justin Thomas shared pictures of a break in California with his bride-to-be but Collin Morikawa had to step in. 

Morikawa popped the question to long time girlfriend Katherine Zhu last December.

Morikawa can become the world number one with a win at Tiger Woods' Hero World Challenge...

The year just keeps on getting better for the 24-year-old phenom...