Sarah Michelle Gellar's 'simple' advice behind 22-year marriage with Freddie Prinze Jr.

Sarah Michelle Gellar is opening up about the secret to her long-lasting marriage.

During an appearance on "Today With Jenna and Friends" the 48-year-old actress surprised hosts Jenna Bush Hager and Tiffany Hadish with her "simple" secret to achieving a long-lasting marriage.

"Separate bathrooms!" she said on the show. 

Hager couldn't hold back her surprise, asking the actress, "That’s it? It’s that simple?" to which Gellar responded, "It's that simple."

SARAH MICHELLE...