Bands, this is for you. I see many ways to improve upon the information in the event. Here are some tips on how to create a Facebook Event that will tell everyone exactly what they need to know and get them to your show!
As someone who does a great amount of marketing and promotions in the music scene, I'm covering shows around town several times a week. Instagram is widely popular with bands, venues, photographers, and other media (like myself with KWSS radio).
There is great value and exposure for bands that promote events on social media, specifically Facebook. You have the potential to reach several hundred or even thousands of users if you plan correctly.