Girl's Day made an amazing comeback this past week with their new single, "Twinkle Twinkle."  Their comedic mv had fans laughing, and their various comeback stages really showcased their improvement as a group. All of their hard work is now paying off, as their latest single is proving to be a huge hit, taking the #1 spot on various online music charts.  "Twinkle Twinkle" is currently #1 on Bugs! and Naver Music, #2 on Monkey3, #3 on Nate Music, #4 on Soribada, and within the top 10 and climbing on various other charts. Congrats to Girl's Day!  And if you haven't already unlocked the special event Girl's Day badge, make sure to check it out here. Sources: Bugs!, Naver Music, Monkey3, Nate Music, Soribada, MelOn, Mnet, Dosirak