Sharon Stone doesn’t need an ice pick to murder …someone’s ego. The “Basic Instinct” star got revenge with some tablemates at the Astra Awards last week after they apparently didn’t recognize her and accused Stone of stealing her seat. According to footage uploaded to YouTube , Stone used her acceptance speech to call them out. “And to the kids at my table who wondered, ‘Who the fuck took that chair?’ Now you know,” the “Casino” star said at the top of her speech. “Yeah, someone came over and