<page_title> Birthday (Selena Gomez song) </page_title> <section_title> Chart positions </section_title> <table> <cell> South Korea (Gaon) <col_header> Chart (2013) </col_header> </cell> <cell> 191 <col_header> Peak position </col_header> </cell> </table>
"Birthday" has charted at number 191 on the South Korea Gaon Chart.