A Tourist Invasion (short story)

 was a Brief Encounter short story published in the Doctor Who Yearbook 1993. It was the last story in the volume, and was also the final Brief Encounter ever published.

Publisher's summary
The Sixth Doctor and Mel investigate unscrupulous goings-on on a holiday resort planet. A new story by the Doctor himself, Colin Baker. Illustration by Paul Vyse.

Characters

 * Sixth Doctor
 * Melanie Bush

The Oox

 * The Oox call the Khee "lix".
 * Oox means "those who communicate in a decent low pitched sound" in the language of the Oox.
 * Lix means "those who communicate in a very unpleasant high-pitched, squeaky, and thoroughly obnoxious way" in the language of the Oox.

The Khee

 * The Khee call the Oox "Khoogh"
 * Khee means "delightfully light-toned superior ones" in the language of the Khee.
 * Khoogh means "grating heavy-toned eaters of daarg-droppings" in the language of the Khee.

Daargs

 * Daarg-droppings are considered delicacies by every race, except the daargs.

Tribolycanna

 * Tribolycanna have a genetic inability to refuse hospitality.

Continuity

 * The Fifth Doctor, Tegan Jovanka and Turlough visited the Eye of Orion in TV: The Five Doctors. The Eighth Doctor joined them there briefly, as seen in PROSE: The Eight Doctors.