Founded as a music institution in 1991, Lollapalooza has been a spectacular gathering of artists and fandom. If you are crazy about music, you should definitely not miss the chance to this music festival this year. VividSeats is now providing free tickets to Lollapalooza concert July 31 – August 2, 2015 just by registering Cosmopolitan. What are you waiting for? The winner will be selected through random drawing and will be informed on or about March 1, 2016. Winner will be notified July 15, 2015, via e-mail, and/or via phone or postal mail.

Rules:

• Open to legal residents of the 50 United States and District of Columbia who are 18 and older.
• Limit one (1) entry per person per family.
• Transportation will not be provided.
• Only available to smartphone device to participate via your mobile phone.
• View complete Lollapalooza Concert From VividSeats Sweepstakes Official Rules.

How-to:

1. Click the "Go to Win" button on the page.
2. Register by providing your basic information.
3. Press "Submit" button to get your free entry and a FREE trial subscription to Cosmopolitan. You can opt out of the free trial when you enter this sweepstakes.