Andrei Tiberiu Maria (Romanian pronunciation: [anˈdrej tiˈberju maˈri.a]; born 27 July 1983), better known by his stage name Smiley, is a Romanian singer, songwriter, composer, record producer, and internet vlogger. He was part of the band Simplu and since then he developed a solo career. With more than 1 million singles sold from 2001, certified gold, he is the best-selling male artist and the most successful pop star in Romania. In 2013, he won "Best Romanian Act" during the MTV Europe Music Awards held in Amsterdam.
He had been nominated as a solo act three times for the same award in 2008, 2009 and 2011 and twice in 2006 and 2007 as part of Simplu. He is part of the Romanian Euro-House project Radio Killer where he is known as Killer 1. As of November 2013, he is the new Goodwill Ambassador for UNICEF Romania. He is a television personality, having hosted Românii au talent for eleventh consecutive seasons (2011–present) and being a coach in Vocea României also for ninth consecutive seasons (2011–2019).