in a bar in London. He liked her demo and subsequently introduced her to a songwriting group which included The Struts and Hjelt. In 2011, Lo decided to pursue a career in songwriting and earned a publishing deal with Warner/Chappell Music. This new career path led her to travel to Los Angeles, and work with Swedish producer Max Martin. In 2012, she collaborated with British production team Xenomania and Swedish producer Alexander Kronlund, co-writing Girls Aloud's "Something New", Icona Pop's "We Got the World" and tracks for the duo's self-titled debut album. Lo then decided to manage an "indie career on the side", recording her more personal compositions and releasing them independently. She released her first single, "Love Ballad", in October 2012, and her second single, "Habits", in March 2013. The latter gained her a substantial online following. Throughout 2013, Max Martin and his fellow Swedish producer Shellback mentored Lo. She was featured on Swedish disc jockey Lucas Nord's single, "Run on Love", released in June 2013 for his album Islands. She also collaborated on the single "Strangers" by Seven Lions and Myon & Shane 54 for The Mortal Instruments: City of Bones film soundtrack (2013), and Seven Lions' extended play (EP), Worlds Apart (2014). She also co-wrote Victoria Justice's "Gold", and tracks for Icona Pop's This Is... Icona Pop. 2014–2015: Truth Serum and Queen of the Clouds Thanks to the strength of her online following, and the popularity of "Habits", Universal Music offered Lo a recording deal, releasing her first single, "Out of Mind" in October 2013. She would eventually be signed to Island and Polydor Records. Lo then shifted her focus to an international singing career, earning critical acclaim for her first live shows in London and during South by Southwest in the United States. Lo's debut EP, Truth Serum, was released on 3 March 2014. It became her first charting release in Sweden where it peaked at number 13. The EP was also a critical success, and led to several news media sources referring to Lo as "a pop star in waiting". It spawned three singles; "Out of Mind", the lead single, appeared only on the Finnish Airplay Chart, peaking at number 39. The next singles were "Habits (Stay High)" and its remixed version by production duo Hippie Sabotage, re-titled as "Stay High". It marked Lo's international breakthrough into mainstream success, peaking at number 13 in Sweden