8 relationship ground rules celebrity couples swear by

Celebrities share their favorite tips for keeping their relationships strong.

Paul Morigi/Getty Images; Frazer Harrison/WireImage; Amy Sussman/Getty Images

• Hollywood stars often share the rules and habits they rely on to keep their relationships strong.
• Many of them protect their time together, respect each other's independence, and keep things playful.
• They also believe in sleep divorce, regular therapy sessions, and in showing up during hard times.

As it turns out...