You probably recognize Mary Lambert from her history-making moment at this year's Grammys, when she sang her part on Macklemore & Ryan Lewis's "Same Love" as Madonna and Queen Latifah presided over 33 gay and straight weddings. **w, Mary is striking out on her own with the release of her first studio album, Heart on My Sleeve. The soulful Singer has already built a devoted fan base with her unabashedly honest lyrics and powerful voice -*watch our interview to learn more about this pop star on the verge.