The Bonnaroo Music & Arts Festival is giving this year's 80,000 or so attendees an easy way to keep track of events, find their friends and share their reviews of festival happenings from their mobile phones.

Through a partnership with Buzzd, whose service combines LBS with mobile social networking, the festival has launched Bonnaroo Mobile. Festival-goers can sign up for alerts, access performance schedules for specific artists and send messages as well as browse through categories of Festival content.

Users can register for Bonnaroo Mobile through the link on the Bonnaroo.com Web site or by texting "BM" to 96321. Bonnaroo takes place June 12-15 in Manchester, Tennessee.