Presidents’ Day weekend at The Betsy Hotel was a pretty stellar scene, with Shania Twain staying there and dining at BLT Steak with her husband, Frederic Thiebaud,and son Eja, and, separately, Jerry Seinfeld, lunching there (on Asian chicken salad and lemon rosemary chicken with spinach) with two male friends, in town, we’re told, for the boat show.

Meanwhile, Seinfeld’s former costar Jason Alexander threw a 93rd birthday bash for his mother, Ruth Greenspan, Tuesday night at Runyons in Coral Springs. Alexander had filet mignon and Alaskan king crab legs and entertained a party of 14.

Billy Joel had lunch Tuesday at The Standard with, says our spy, “two middle-30s blondes — not Uptown Girls — and a tall, fat guy. They had to leave because of the rain and probably because the women’s hair extensions would be ruined.” Joel did manage to eat, though, ordering a cabernet sauvignon and a mahi sandwich minus the bread.

TODAY show’s Natalie Morales and Savannah Guthrie joined barbecue aficionado Al Roker and his sous chefs while sipping bottles of Chandon during The Q, Thursday night’s South Beach Wine & Food Festival event at the Delano.

New York Giants Quarterback Eli Manning, whose brother Peyton was in town earlier in the week, was seen having a beer with a few friends in a poolside cabana Thursday night at the Delano Beach Club.

Paula Deen had dinner Tuesday and Wednesday night in the wine room at Council Oak steakhouse at Seminole Hard Rock. Deen, a gambling enthusiast, was with her husband, friends and business partners.

Celeb chef Geoffrey Zakarian, whose hailed restaurants include NYC’s The Lamb Club and The National, recorded an episode of his Sirius XM radio show Food Talk Friday afternoon at the James Royal Palm Hotel. Among the guests were Lee Schrager, Al Roker, Bobby Flay, Andrew Zimmern, Anne Burrell, Curtis Stone, Marc Murphy and Scott Conant.

NFL hall of famer Barry Sanders had dinner Tuesday with his family in the courtyard at Makoto at Bal Harbour Shops.

Kate Del Castillo, telenovela star and the star of the movie Redemption, had dinner with three friends Wednesday at The Forge.

Actress and voice-over performer Jenni Pulos, whose day job is executive assistant to real-estate speculator Jeff Lewis of Bravo’s Flipping Out fame, was seen at Kimpton’s EPIC Hotel, where she spent several days of R&R.

Timbaland spent some of his Monday night at FDR at the Delano, where he sipped on a Moscow Mule.

Project Runway All-Stars model and Miami Beach resident Uli Herzner was seen having dinner Wednesday at PB Steak.