Leyla Sefket has 2 Luke Hemmings concerts.

Luke Robert Hemmings (born 16 July 1996) is an Australian singer and musician, best known for being the lead vocalist and rhythm guitarist of the pop rock band 5 Seconds of Summer. Since 2014, 5 Seconds of Summer have sold more than 10 million albums, sold over two million concert tickets worldwide, and the band's songs streams surpass 7 billion, making them one of the most successful Australian musical exports in history.