Caitlyn Jenner Wears Same Dress As Kate Middleton

Caitlyn Jenner has a great strategy for getting on best dressed lists ... copy Kate Middleton's wardrobe.

Cait duplicated the royal princess' look from her 2010 engagement party all the way down to her heels when she stepped out Thursday night for dinner in LA.

It's a pretty brilliant move on Cait's part considering Middleton is praised as one of the best dressed women in the world.

Now, if she could just get her hands on one of those fancy tiara thingys.