There are ghosts haunting the Belasco Theatre, where Stephen Sondheim's legendary musical Follies has been revived by the Roundabout--and I don't mean the shadowy showgirls in pale, shimmering violet who seem to ooze from the blackness of the backstage setting.

Nor am I talking about David Belasco, who, in one of Broadway's more endearing legends, is said to be still hanging around his old upstairs office.

I'm not even thinking of the ghost of my younger self, the one who ...