Chatterbox: Martha Stewart, Julie Bowen, Mark Feuerstein, Tiffani Thiessen, And Adrian Grenier Support Local Causes

It was all about East End charities this past weekend, as many notable celebs came out to support a variety of Hamptons organizations.

“Lucy” star Scarlett Johansson was once again spotted at Indian Wells Tavern. The mom-to-be dined with fiancé Romain Dauriac and a friend at the Amagansett restaurant. Later in the week, “12 Years a Slave” actor Bryan Batt stopped in for lunch at Indian Wells Tavern with friend. NBA player Paul Pierce also stopped for lunch with his girlfriend.

Celebs flocked to East Hampton for a meal at Nick & Toni’s. Alec Baldwin and Hilaria Baldwin enjoyed dinner with “Saturday Night Live” producer Lorne Michaels and as the trio was done dining on the front porch, Paul McCartney, wife Nancy Shevell and stepson came in for a late dinner. Lorne joined the group after the Baldwin’s left. Jennifer Lopez, Leah Remini, and Mark Feuerstein were also spotted at the Hamptons hotspot, dining with a large group on the patio. “Cougar Town” creator Bill Lawrence dined at the table next to them with wife Christa Miller. Nearby on the porch, Howard Stern and wife Beth Ostrosky Stern enjoyed a date night while “Entourage” star Adrian Grenier dined with a group of eight friends.

Simon Cowell at Red Stix in Water Mill. (Photo: Rob Rich/SocietyAllure.com)

Director Steven Spielberg was spotted at Rowdy Hall for a boys luncheon with five guy friends. Marlo Thomas and Phil Donahue also stopped by the East Hampton eatery. Later in the evening, Blythe Danner enjoyed dinner with friends.

Simon Cowell stopped by Red Stix in Water Mill.

Martha Stewart was spotted browsing through kitchen silverware sets at East Hampton Historical Society’s Eighth Annual East Hampton Antiques Show at Mulford Farm.

Julie Bowen, Ali Wentworth, and Christa Miller at the 6th Annual Children’s Museum of the East End Family Fair. (Photo: Eugene Gologursky/Getty Images for CMEE)

Julie Bowen, Mark Feuerstein, Tiffani Thiessen, Jane Krakowski, Christa Miller, Joy Behar, Molly Sims, Ali Wentworth, Dan Abrams, and Nacho Figueras, were among notable names who attended the 6th Annual Children’s Museum of the East End Family Fair.

Mumford & Sons’ Ben Lovett took a break from recording their new album to play during Sound Waves @ The Beach at Gurney’s Montauk Resort & Seawater Spa. The event featured a presentation from designer Charlotte Ronson, who attended the series with new beau Nate Ruess, lead singer of Fun. Also in attendance was Sofia Vergara’s ex Nick Loeb.

“Entourage” star Adrian Grenier was spotted at the South Fork Natural History Museum’s annual summer benefit, “SoFo Goes Silver.”

“Entourage” star Adrian Grenier posed for selfie with Gina Bradley, Susan Rockefeller, and a guest at “SoFo Goes Silver.” (Photo: Rob Rich/SocietyAllure.com)

Kim Cattrall posed with LongHouse Reserve honoree Cindy Sherman during the White Hot + Blue 2 Summer Gala.

“Clever Little Lies” by Joe DiPietro debuted to a star studded crowd at Guild Hall in East Hampton. Alec Baldwin and Hilaria Baldwin, Barbara Walters, Matthew Broderick and Sarah Jessica Parker, Joy Behar, Bob Balaban, and Blythe Danner were all in attendance at opening night of the comedy, which stars Marlo Thomas.