Possible Clues:

• Singing entertainment of Japanese origin
• Singing to pre-recorded tune
• Common bar activity
• Activity with on-screen lyrics
• Activity where you may take a shot at 'Hit Me With Your Best Shot' and then take a shot
• Singalong in Dakar 'A-OK' except for some
• Singing game
• Sing-along in bar in Alaska sending up Korea? Outrageous!
• Bar singalong
• Activity done while reading a screen