United Kingdom, Oct. 11 -- Meghan, Duchess of Sussex has praised Prince Harry as "the man who always keeps me laughing".

The 44-year-old star took to Instagram Stories to share a short video of herself laughing with her husband, the Duke of Sussex, with Sylvie Vartan's song Baby, c'est vous, playing in the background.

She captioned the black and white video: "Happy World Mental Health Day ...to the man who always keeps me laughing."

The couple recently spent time together in New York for the annual World Mental Health Day Festival, where their Archewell Foundation hosted three panels.

Harry, 41, took to the stage to introduce the first session, Thriving or Surviving: How Are Young People Doing in the Digital Age?, and said: "Today is ...