Something very strange has happened. First of all, the multi- million dollar co- production between the ABC and HBO Asia, Serangoon Road, has received a lukewarm response from viewers. These things happen, don’t they? The real shock is that the usually steadfast ABC has relegated the show to a new, less cooperative timeslot. But not for long, because tonight is the much- hyped drama’s finale. Will Sam ( Don Hany, above) finally get the girl ( Maeve Dermody)?