1. A method comprising: making, by a head-mountable device (HMD), a determination that a trigger event occurred; responsive to making the determination that the trigger event occurred, both: (i) generating, by the HMD, a first image that is indicative of content displayed on a display of the HMD, and (ii) causing, by the HMD, a camera to capture a second image that is indicative of a real-world field-of-view associated with the HMD; and generating, by the HMD, a composite image that combines the generated first image and the captured second image.