Six lines, one per close-up moment (about 14 seconds each). They rotate under the fixed headline. Keep each under ~140 characters so it sits comfortably in the band; the counter turns red past that.
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Four lines, one per page (about 20 seconds each): Sweets I, Sweets II, Sweets III, then Gift Boxes & Gifting.
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Each sweets page shows Photo A, then softly dissolves to Photo B halfway through. Tap a photo to swap it, or upload your own from the gallery. Landscape or portrait both work; tall photos suit the column best.