A "masterpiece" period drama featuring a standout performance from an unrecognisable Hollywood star is set to air on BBC Two at midnight tonight. The Piano, a tale of pianist and mute Ada McGrath ( Holly Hunter ) who arrives in Colonial New Zealand after a lengthy journey from Scotland with her daughter Flora (Anna Paquin), is not one to miss. Left with their belongings, including Ada's piano, on the foreign shore, the mother and daughter duo face new challenges. Ada has been wedded off to