Dorothy Kilgallen had been a staple of New York City and network radio since 1941. In 1948, her show was called The Dorothy Kilgallen Show and was broadcast Thursday mornings from 10:45-11 a.m. on New York’s WJZ and the ABC Network. The show was sponsored by the Drackett Company, makers of household cleaners including Windex.
The March 25, 1948, edition of the New York Times carried this listing for the show:
The show is not available. Filming for Stewart’s new film, Vertigo, had been completed and it was set to open in two months. It’s possible that they talked about the new film.