Songs That Should Not Work on Instagram: "Gwen Stefani started dating No Doubt’s bassist Tony Kanal when she was a teenager, and the two were together for seven years. To Gwen, Tony was everything — she once said that just being in the band with him made her happy. She admitted that if he had ever asked about marriage or kids, she would have said yes instantly. While working on a new album, Gwen teamed up with her brother Eric Stefani to write a cheerful love song. But as time passed, Tony began