The name of the book (fictitious) that Bernie (Robert Morley) had on the table at the restaurant was "Weeds in the Yard: Scotland Yard's Great Blunders" by L.E. Love.
Second of three "Benji" cinema movies where Benji the dog was played by the female canine Benjean. The first was For the Love of Benji (1977) and the third was Benji the Hunted (1987).
Benji couldn't have been listening to the woman at the gallery who mentioned the Senator "swooshing down the slopes" since it was established he was tied up in the car at the time. It is possible that he heard it if Jackie taped it, but it was never revealed that she was recording at the time.