Observation

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Observation
Fourth Doctor: "Ah, the first Doctor Who ice treat. Observe!" (TV: Streets Doctor Who advertisement [+]Loading...["Streets Doctor Who advertisement (TV story)"])
You may be looking for the short story.

4 January marked the observation of the Rites of the Tin Vagabond in the Metallarch System. (PROSE: Time Traveller's Diary [+]Loading...["Time Traveller's Diary (novel)"])

Upon entering the TARDIS control room, the Fourth Doctor told K9 to observe the Doctor Who Ice Cream's choc top, vanilla, and interstellar choc chips. (TV: Streets Doctor Who advertisement [+]Loading...["Streets Doctor Who advertisement (TV story)"])

The Ninth Doctor gave Rose Tyler a "ten out of ten" for observation when she pointed out that an Auton arm tried to kill her. (TV: Rose [+]Loading...["Rose (TV story)"])