Lena Johanna Therese Meyer-Landrut (German: ; born 23 May 1991), also known by the mononym Lena, is a German singer-songwriter. She rose to fame after representing Germany in the Eurovision Song Contest 2010 in Oslo, winning the contest with her song "Satellite". Both "Satellite" and her debut album My Cassette Player (2010) debuted at number one in Germany and became platinum sellers. With her three entries from the German national final Unser Star für Oslo, Meyer-Landrut set an all-time chart record in her home country by debuting with three songs in the top five of the German Singles Chart. She represented Germany for the second consecutive time in the Eurovision Song Contest at Düsseldorf in 2011 with the song "Taken by a Stranger", placing tenth.