Cortis debut signals new possibilities for boy bands

Boy band Cortis’ successful debut comes as welcome news at a time when the popularity of boy bands has been waning in recent years. The quintet, the first boy band launched by Big Hit Music in six years, wrapped up promotions for its debut album, “Color Outside the Lines,” after a six-week run on SBS’ “Inkigayo” on Sunday. Since debuting on Aug. 18, the group has performed three tracks — prerelease single “Go!,” lead track “What You Want” and side track “Fashion” — on weekly music shows. Cortis