1. A method, comprising: at an electronic device with a display and a touch-sensitive surface: displaying a representative image on the display, wherein: the representative image is one image in a sequence of images taken by a camera; the sequence of images includes one or more images acquired by the camera after acquiring the representative image; and the sequence of images includes one or more images acquired by the camera before acquiring the representative image; while displaying the representative image on the display, detecting a first portion of a first input; and, in response to detecting the first portion of the first input: playing back, in sequence, some, less than all, of the one or more images acquired by the camera after acquiring the representative image; replacing display of a respective subsequent image acquired after acquiring the representative image with a respective prior image in the sequence of images, wherein the respective prior image was acquired by the camera before acquiring the representative image; and, after replacing display of the respective subsequent image with the respective prior image, continuously playing back, in sequence starting with the respective prior image, at least some of the one or more images acquired by the camera before acquiring the representative image and at least some of the one or more images acquired by the camera after acquiring the representative image.