Jay Leno has revealed that laughter is the key to keeping the spark alive in his marriage to his wife, Mavis, after her dementia diagnosis.

Jay Leno is finding humorous moments with his wife during her battle with dementia. Leno, 74, opened up about the quality time he spends with his wife Mavis since the news of her advanced dementia ...

"I mean, Pacific Palisades, it doesn't exist and probably won't exist for the next five, six years," the comedian told CNN.