Kim Kardashian stages 'impromptu' photo shoot in sexy sheer dress

Quick: There's a giant wall of flowers in your yard, what do you do??

If you're Kim Kardashian, you stage an impromptu photo shoot, obviously!

"There's a wall of roses in my backyard what else am I supposed to do ?!?#ImpromptuPhotoshoot," she wrote alongside an Instagram photo.

The wall of flowers was a Mother's Day gift from fiancé Kanye West, and we have to admit, she's looking very bridal -- OK, make that overtly sexy bridal -- in that white dress...