The pop pair greet Trump, who is then heard saying "Nice [inaudible]" as he shifts his head around to get a view of Bunton's behind.
Whatever that inaudible word is, it elicits an instant reaction from the pop star, who turns away, covers her cleavage with a hand and appears flustered.
"Donald!" she says, before she and her bandmate recover and get the brief interview back on track.
The 2000 event came five years before the infamous Access Hollywood incident, video of which was leaked to the media last year, in which Trump was captured on microphone boasting about "grabbing women by the p**sy."