Keeper Of The Keys by Earl Derr Biggers — Read

Chan found the living room at Pineview deserted and walked rapidly through it to the kitchen. There conditions appeared to be somewhat chaotic. Sing and Mrs. O'Ferrell seemed to be jointly preparing lunch, and the latter was red of face and evidently quite flustered.

-"Sing," said Chan sternly from the doorway, "I must speak with you immediately."