Description : Monika Christodoulou performed at the Les Rencontres Trans Musicales music festival. Monika Christodoulou, also known by her stage name Monika, is a Greek singer-songwriter. Her debut album Avatar was released in 2008 and her second album Exit followed in 2010. Both albums achieved platinum status in her native Greece and were met with critical acclaim. Rennes, Brittany, France.