CONAN O'BRIEN took the stage at the Tower Theater last night in a Flyers jersey and later was joined by a surprise musical guest - Phish front man

Trey Anastasio

, also decked out in Flyers garb. And Upper Darby native

Tina Fey

joined Conan on stage for a bit, too.

Earlier in the day, Conan and wife, Liza, lunched outside at Panini's Trattoria (317 Market). O'Brien went for fettuccine with shrimp, tomatoes and arugula while his wife had the restaurant's Michelangelo sandwich with prosciutto, provolone and roasted peppers. The couple sipped red sangria. Passers-by recognized O'Brien and he didn't mind smiling for a few photos.

Kammerer off to D.C.

The forecast is an August departure for CBS3/CW Philly meteorologist Doug Kammerer, who is leaving to become chief meteorologist at WRC, NBC's station in Washington, D.C. It's a homecoming for Kammerer, who's been at CBS3 since 2007 and worked at NBC10 for a few years prior. He grew up outside D.C.

Out and about

"Gossip Girl" star Ed Westwick and friends caught the Kings of Leon on Saturday at the Borgata in Atlantic City. New York socialites Amanda Hearst, seen on the CW's "High Society," and Tinsley Mortimer were also on hand.

Westwick, who plays Chuck Bass on "Gossip Girl," and some friends stayed at the Water Club, dined at Chef Michael Schulson's Izakaya and had cocktails at the Gypsy Bar before the Kings of Leon show. They later partied together next to the DJ booth at mur.mur, dancing to the tunes of DJ Doug Grayson & Jazzy Jeff.

Kings of Leon turned up at mur.mur as well. Last night the club hosted a joint birthday party for Fall Out Boy's Pete Wentz and DJ Sky Nellor.

_ Phillies legend Mike Schmidt

and a friend went for the $99 surf-and-turf-for-two special at Chops (7th & Walnut) on Sunday night.

* Sixers adviser Sonny Hill and

former NBA player Ed Pinckney lunched at separate tables Sunday at the Cracker Barrel in Plymouth Meeting.

* Brody Jenner of "The Hills"

dined at Mia at Caesars on Saturday before hosting a party at Dusk nightclub. Jenner, who did shots of Patron Grand Platinum, gave a shout-out to his late Philly-raised friend DJ AM, a co-founder of the club.

Actor screens 'Cyrus'

Actor John C. Reilly ("Step Brothers," "Walk Hard: The Dewey Cox Story") will lead a Q&A session after a 7:30 screening tonight of "Cyrus," at the Ritz Five (214 Walnut). The film, in which Reilly co-stars with Jonah Hill, Marisa Tomei and Catherine Keener, is open only to members of the Philadelphia Film Society. Nonmembers can join the PFS in five monthly installments of $15 by calling Jared Miller at 215-253-3599 or e-mailing JMiller@filmadelphia.org.

Eagles judging Bunnies

Eagles Todd Herremans, Jeremy Maclin and Victor Abiamiri are expected as guest judges for Thursday's Playboy Bunny Search at the Playboy Club 50th-anniversary party at Shampoo (417 N. 8th). Playmates Francesca Frigo and Stephanie Larmimore, Q102's Maxwell, "90210" actor Vincent Young and Your Humble Narrator will also judge, as will Philly2Nite.com's Brian Nagele, Recess (125 S. 2nd) owner Ryan Dorsey, Dustin Kaplan of Last Call Promotions, and local attorney and "Bachelorette" contestant Craig Robinson.

Tickets for the event are $15 at shampooonline.com or $20 at the door.

World Cup smoker

The Philly Cigar Club hosts a World Cup Party for the U.S. vs. England game at 2 p.m. Saturday at McFadden's at Citizens Bank Park. Tickets, which include a CAO cigar, food and drinks, are $45 at phillycigarclub.com or $55 at the door.

* Speaking of the World Cup,

Cintron energy drink, created in Philadelphia by businessman Wes Wyatt, sponsored a Saturday concert in South Africa celebrating the 2010 World Cup. Akon performed with Trick Trick and Da Les.

Visit PhillyGossip.com for Dan's latest updates or follow PhillyGossip on Twitter. Have a tip? Call 215-854-5963, or e-mail grossd@phillynews.com. For recent columns, visit go.philly.com/dangross.