Bradley Cooper, longtime friend Brian Klugman and Klugman’s family caught up over dinner at Benny the Bum’s (9111 Bustleton) Friday night joined by owners Bret and Matt Levy. Cooper, who had Alaskan King Crab legs, buffalo shrimp and a salad, graciously posed for pictures with fans after he was done eating. The Germantown Academy graudate and his parents Charlie and Gloria have been longtime customers of the restaurant... "SNL" funnyman Andy Samberg accompanied musician girlfriend Joanna Newsom to her shows Friday night and Saturday afternoon at the First Unitarian Church (2125 Chestnut)... Actor Jesse Bradford ("Swimfan," "Bring it On") hung at the bar at Rouge on Rittenhouse Square Friday night...Newlywed jocks Heather Mitts and A.J. Feeley had drinks Friday evening at Raw Sushi & Sake (1225 Sansom)...Country star Carrie Underwood and some friends visited the Pier Shops at Caesars before playing Atlantic City's Boardwalk Hall Friday. The "American Idol" winner stopped at Armani Exchange, MAC, Guess, Apple and had a smoothie at Piazza...When Alex Plotkin was general manager at the Palm, Chuck Peruto Jr. once choked Howard Eskin there, but on Thursday the defense attorney and the 610 WIP host shook hands at the grand-opening party of Plotkin's second Chops (7th & Walnut). Fox 29's John Bolaris was complaining to friends about a Facebook impostor who's been contacting and fooling his friends and colleagues, and talking with former Sixers GM Billy King and wife Melanie, who are regulars at the Bala Cynwyd Chops. So are East Falls' Harry Jay Katz and Debra Renee Cruz, who also enjoyed the party where Councilman Frank Rizzo and attorneys William J. Brennan and George Bochetto were also among guests...District Attorney Seth Williams dropped by Zarwin, Baum, DeVito, his old firm, Thursday afternoon for its annual NCAA March Madness Party at the Top of the Tower (1717 Arch). Eagles broadcaster Mike Quick was also on hand. One of Quick's Eagles-wide-receiver-signed jerseys was among the sports memorabilia up for bid at the party to benefit Philabundance.