Socializr

Excellent service for quickly sharing event and party information with friends and managing invitations. It’s simple to use and well integrated with major social networks. (Note: Available only to US users)

Additional Features:

• Import your contacts list from: Evite, Yahoo, Hotmail, AOL, Gmail, Outlook/Outlook Express, Mac OS X, or any .CSV File (ex: Excel)
• Create profile for your organization and let other people subscribe to its events
• Share event listings on your blog or embed them on Myspace, Friendster etc,
• Select among 60+ event/party templates or create your own
• and more …

Go to Socializr