David and Tamela Mann are generously sharing a six-day devotional—Us Against the World: Biblical Love— through YouVersion Bible app that’s chock full of biblically-inspired principles responsible for nurturing and strengthening their 31-year union. They use the Bible’s guiding principles to help others.

Obesity-related diseases are on the rise among African-American women, but Grammy-nominated gospel singer, Tamela Mann, is on a mission to reduce that negative trend by tackling obesity head-on. The songstress is the new celebrity ambassador for WW—the new Weight Watchers.

David and Tamela Mann recently sat down with CBN's "Studio 5" to discuss their love and upcoming marriage book. The key to their success, they say, is keeping the Lord first in all things. Watch their interview.