Spotify - Map shows when two people play same song at same time
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
SoundCloud - Enjoy music & follow favourite artists
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm
Splash - Anyone can create a Splash event, whether you're a company hosting a single event or an individual hosting a personal event like a birthday or wedding. Get Started for Free. Text goes here. X. Full Event Program.