The Delmar Loop is a great place to spend a night out in. You can either go here during the day, or wait until the night and see all of the stores and restaraunts lit up with lights.
There is a wide variety of things to do in the Delmar Loop. Don't know what you want to eat? Just turn a corner and you'll find amazing restaraunts almost everywhere. There are many stores to buy clothing, souveniers, accessories, etc. from.