Author Jacqueline Susann[?] has her first novel, Valley of the Dolls[?] published. From a friend, she obtained a list of the bookstores upon which the New York Times relied for sales figures to determine its bestseller list. Ms. Susann then used her own money to buy large quantities of her own book at these selected stores resulting in her novel going to #1 on the "Times" bestseller list. Valley of the Dolls is the second best selling novel of all time.
... all of which were at the far end of the Metropolitan Line, and stretch the definition of "tube station" a little:
Waddesdon tube station[?]
Quainton Road tube ...