Demi Moore is keeping her ex-husband Bruce Willis' "peace and comfort" at "the very top of her list of priorities" and is spending more time with him to help his current wife, Emma Heming Willis, a friend has said.

The iconic actor, in the midst of a dementia diagnosis, took time to visit first responders battling the Los Angeles wildfires in a rare new video.

Bruce Willis is showing his gratitude for the first responders in Los Angeles as several wildfires ripped through the city over the past week.