Jon Bon Jovi and his wife, Dorothea, dined with George Stephanopoulos and his wife, Ali Wentworth, to celebrate Hamptons favorite Nick & Toni’s 25th anniversary on Saturday night. Also there with the rocker at the East Hampton restaurant were Ron Perelman and wife Anna. Earlier in the night, Howard Stern and Beth Ostrosky stopped in to dine and to congratulate the eatery staff on their milestone, while owner Toni Ross was later seen stopping by tables to thank customers.