It’s rare to find good gossip in official press materials, but the Tribeca Film Festival leaked some deets this week. Heiress-actress Lydia Hearst is listed as an expected guest at tonight’s premiere of the ESPN sports doc “Big Shot” directed by “Entourage” star Kevin Connolly, and she’s described as “Connolly’s girlfriend, model, socialite.” Who knew? Reps for the happy couple didn’t get back to us.