Thursday night I attended the preview shopping event at the Northwest’s first every UNIQLO store and it was a blast. If JCrew, Old Navy and American Apparel had a baby the result would be UNIQLO a store packed floor to ceiling with perfectly stacked colorful preppy basics at a very affordable price. Other than what to buy, the biggest concern of the evening was whether you pronounce the label like UNIQUE _ LOW or UNI-CLO but we were assured either was works since it stands for Unique Clothes. So here are my 5 reasons why YOU need to check out this new store, even if it does mean crossing Lake…