 Why did Billy-boy take Grannie Annie to the grille?
There she stood before a frantically gesticulating desk clerk, leaning on her faded green umbrella. In the grille an equally astonished waiter served us—me a lime rickey and Grannie Annie her usual whisky sour—I waited until she had tossed the drink off at a gulp before I set off a chain of questions: "What the devil are you doing on Venus? But to me she was still Grannie Annie, as old-fashioned as last year's hat, as modern as an atomic motor. If she cooked up a feud between two expeditions on Callisto, she went to Callisto. Grannie spilled a few shreds of Martian tobacco onto a paper and deftly rolled herself a cigarette. Grannie Annie hailed a hydrocar. Grannie Annie pushed me into a seat in the front row.
 No females were allowed in the club
 He felt he needed to be polite and take her to dinner.  No females were allowed in the club  He wanted to go somewhere where no one would over hear their conversation  He wanted to inspect the book she had been writing.