Jay Leno, the American comedian and former host of "The Tonight Show with Jay Leno," was generally known for being friendly and approachable.
However, it's essential to remember that public figures may have varying personalities and moods, and individual interactions with them can differ from one person to another. People's perceptions of celebrities are subjective and can change over time, so I recommend checking more recent sources or news to get the most current information about Jay Leno's personality.