How TLC came up with one of their most memorable dance moves for 'Waterfall'

Tionne "T-Boz" Watkins and Rozonda "Chilli" Thomas talk to ABC News' Juju Chang about the new TLC album and the story behind one of their most famous songs.
1:26 | 06/19/17

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Transcript for How TLC came up with one of their most memorable dance moves for 'Waterfall'
I don't. Are ninth. You haven't seen the fit it if it isn't exactly saying that and I remember he's out. You do the burlap and where it from from the New York that's condensed. You just got burned. And we jumped. In disability yeah. And that's it and it looks crazy sex you'll tell me the story again about the dance waterfalls how did you come up with advancements. It was in the trailer you know that we have idiots in Eleanor on the bank it bounced. Like this. A foot and you know about. The me. Or. Not like and that right there. These. Yeah. And don't forget that. There. That weren't turned brigadier. Following are play Emma. The iconic dance move and you just it aptly on the spot him there was nothing we plan. Incidents of feeling. When you fill in uses.

This transcript has been automatically generated and may not be 100% accurate.

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