Songs that feature a bass, not sounding like a "traditional" bass.

[gard0300]

Well I was young and not playing a bass at the time, but the intro to Metallica's " For Whom the Bell Tolls". I would have never guessed that intro was done on the bass.

[JimK]

...anything by Mick Karn?

Jaco's "Portait Of Tracy", "Continuum", etc.

Stanley Clarke's "Lopsy Lu"? All those Open-Hammer Plucks decades before Wooten.

Chris Squire's "The Fish" (from Yes' Fragile album)?

...anything by Colin Hodgkinson of Back Door?