Blake Shelton and Gwen Stefani may look like the picture-perfect duet onstage, but behind the scenes, life has reportedly been far less harmonious. According to insiders, the couple's marriage recently hit a point where things "could have gone either way." And if you're clutching your pearls right now, well, you ain't the only one. Rumblings of trouble started not long after Blake released a cryptic breakup song this spring, which left fans wondering if the country king was trying to tell us something without actually telling us something.