Pitbull is playing a private show at the P.C. Richard and Son Theater in Tribeca June 30, and Poison Ivy has your tickets!!

Enter to win a pair by following PI on Twitter and filling in this form.

Good luck!

We've never been this excited about a festival - and we wanted to share our joy with one lucky reader by giving away a pair of weekend passes to the Music to Know Festival August 13-14 at Runway 4 in East Hampton!!

Performing at the fest are:

Vampire Weekend, Ellie Goulding, Matt & Kim, Bright Eyes, Cold War Kids, Chromeo, Ra Ra Riot, Tame Impala, M. Ward, Dawes, We are Scientists, Fitz and the Tantrum, The Naked and Famous, Tom Tom Club, Francis and the Lights, The Limousines, Suddyn, Nicos Gun and Young Empires!!

Two tickets = a $390 value!!

To enter, follow us on Twitter (we won't clog up your feed, promise) - and fill in this form.

Good luck!

-PI

"Take a number! This really just happened at Samy's camera."

-Sasha Grey Tweets

The American Museum of Natural History has been spoiling us all year with amazing One Step Beyond shows - featuring artists like Scissor Sisters, Dave 1, Slick Rick and Dan Deacon!

The season will close out this Friday with NADASTROM and Sabo - and Poison Ivy has your tix.

To enter, follow us on Twitter and fill in this form!

Winners will be announced tomorrow!

[Lady Gaga channels an inverted Poison Ivy as she arrives at Narita International Airport in Japan Tuesday]

I spy in NY...

A deer-in-headlights Justin Timberlake and Cameron Diaz posing at the Bad Teacher premiere after-party at Bowery Hotel Monday (top photo), Robyn rocking a JetBlue "Live from T5" concert at JFK Airport Monday (middle), Big Boi getting ready to perform at the 2011 Governors Ball music festival on Governors Island Saturday (bottom), Naomi Watts and Liev Schreiber attending the 2011 Shakespeare in the Park Gala at the Delacorte Theater Monday, Norah Jones mingling with President and CEO of Blue Note Label Group Bruce Lundvall at his New York Chapter Salute at the Jazz Standard Monday, and La Toya Jackson celebrating the launch of her book Starting Over at 230 Fifth Avenue Monday.