Hollywood stars are gearing up for Sunday night's Oscars, in an exciting year for the awards race where several categories are too close to call. Political thriller One Battle After Another is the favourite to win best picture, but it faces tough competition from vampire horror Sinners, which has a record-breaking 16 nominations. Irish star Jessie Buckley is considered the firm frontrunner to win best actress for her performance in Hamnet. But the other acting races are tighter, with stars such