UPDATE: The full interview is upon us.
UPDATE // OCTOBER 04: The promo hyping the appearance was a tad misleading. In the full interview (available below), Britney looks like she's enjoying herself guessing the dance moves to her routine performed by Rylan Clark-Neal. Sure, he's a bit out of breath after only a couple of moves, but he was accurate enough for the princess of pop to play along to. Watch that, plus their chat about Glory, performing Piece Of Me and her boys.
EARLIER // SEPTEMBER 30:
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