The average yeshiva bachur does NOT know when the latest LG song is being played. The average yeshiva bachur wouldn’t even know what LG means.
BTW yitayningwut, you seem to ignore all contemporary meforshim and Daas Torah when you say you research the historical sources, as if the Gedolei Yisroel of the past 200 years made things up. (This is the impression I sometimes get from your comments. Please correct if mistaken.)