Left to right, Bebe Neuwirth, George Stephanopoulos, J. Smith-Cameron and Kenneth Lonergan attended the April 17 opening night performance of The Real Thing. Tom Stoppard's The Real Thing deals with love, marriage and adultery. In shifting perspectives, couples founder and reform, and joy and passion are acutely countered by pain and deception. Stephen Dillane and Jennifer Ehle star in the revival at the Barrymore Theatre.