GWEN & BLAKE'S TOP 5 MARRIAGE RULES

THE SINGERS SHARE THEIR SECRETS TO KEEPING THEIR RELATIONSHIP ROCK SOLID

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Nearly 10 years ago, country music star Blake Shelton, 48, and No Doubt singer Gwen Stefani, 55, surprised the world — and themselves — when they fell for each other after enduring heart-breaking splits. “I was at rock bottom, in the middle of hell...Gwen saved my life,” Blake — who'd divorced singer Miranda Lambert, 41, around the same time Gwen split from her first husband, Bush frontman Gavin Rossdale, 59, in 2015 — later told Billboard. “Who else on Earth could understand going through a high-profile divorce from another musician?” Here are some of their top rules for their marriage, which turns four in July.

1. KEEP THE FAITH

Gwen's faith in God is the anchor in her second marriage and an inspiration to Blake, who started “seeing the God in everything” when he first fell in love with Gwen “because she does,” he told