Los Angeles, Nov 10 :

 Actress Julia Roberts says the secret to a successful marriage is kissing.
The 48-year-old spoke about her marriage of 13 years to cinematographer Danny Moder, 46, during an appearance on TV show “Extra”, reports dailymail.co.uk.

The “Eat Pray Love” star discussed her married life when she sat down with “Extra” host Mario Lopez to talk about her film “Secret In Their Eye”.

When Lopez asked relationship advice ‘for other… entertainment couples’ from the actress, Roberts made sure to clarity that her tip wasn’t just for “entertainment couples”.

She eventually shared a simple advice: “I don’t know. Probably kissing, right?”

“Secret In Their Eyes” is a film about an investigator who’s sudden case is her own daughter’s death, featuring Roberts as the lead.(IANS)