Celebrity Couples Share Relationship Secrets (PHOTOS)

US actor Will Smith and his wife Jada attend the final match of the Madrid Masters between Czech Tomas Berdych and Swiss Roger Federer on May 13, 2012 at the Magic Box (Caja Magica) sports complex in Madrid. AFP PHOTO/ PIERRE-PHILIPPE MARCOU        (Photo credit should read PIERRE-PHILIPPE MARCOU/AFP/GettyImages)
US actor Will Smith and his wife Jada attend the final match of the Madrid Masters between Czech Tomas Berdych and Swiss Roger Federer on May 13, 2012 at the Magic Box (Caja Magica) sports complex in Madrid. AFP PHOTO/ PIERRE-PHILIPPE MARCOU (Photo credit should read PIERRE-PHILIPPE MARCOU/AFP/GettyImages)

Celebrity couples split so often you may wonder why they even bother getting married in the first place. But some are actually making their relationships work. Shocker!

We compiled this handy slideshow to showcase the Hollywood relationships that are still going strong. From couples with "open" marriages to those who have a "two-week" rule, these Hollywood heavyweights each have a different strategy for keeping their love alive. Click through to see how they make it last, then let us know in the comments: What's your best-kept relationship secret?.

Celebrity Love Secrets

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