Jay Leno has been true to the marriage vows he swore to Mavis Leno almost 45 years ago, caring for her amid her dementia ...

Jay Leno is dedicated to his wife, Mavis, through and through. "When you get married, you sort of take a vow: ‘Will I live ...

Explore Jay Leno's 'Tonight Show' controversy, heated feuds with Letterman and the career milestones that defined his years ...