I came here just to see if Kirstie incorporated her Diva attitude during the "Diva" part of the song post PTX rehearsal vid part 2. I didn't think I would like this live performance so much after watching the original vid ad nauseam. I was wrong! Replay time!
since there are no instruments (just their voices (and a beatbox)) its hard to keep up with the beat.... and they'r walking and dancing and stuff so ...