"Roly-Polys" is a dance-pop song by South Korean girl group T-ara. It was taken from their second mini albumJohn Travolta Wannabe, released on June 29, 2011. The song was written and produced by Shinsadong Tiger and Choi Gyu Sung, who were also behind the group's hit song "Bo Peep Bo Peep". "Roly-Poly" won three weekly #1 awards on Mnet's M! Countdown and SBS's Inkigayo, and went on to becoming the top grossing and most downloaded song of 2011 with a record $2 million in sales[2] and 4,077,885 downloads.[3]
A remix of the song titled "Roly-Poly in Copacabana" was released on August 2[4] and was used for the group's follow up promotions.
"Roly-Poly in Copacabana" (Japanese ver. - Instrumental)
3:33
5.
"Bo Peep Bo Peep" (Korean version - Live ver. from T-ARA First Show Case in SHIBUYA-AX 2011.7.5) (Bonus track)
Shinsadong Tiger, Choi Kyu-Sung
Shinsadong Tiger, Choi Kyu-Sung
4:12
Total length:
18:24
Version A DVD:
No.
Title
Length
1.
"Roly-Poly (Japanese ver.) Music Video"
2.
"コジンマル~嘘~ (Japanese ver.) Music Video"
Version B DVD:
No.
Title
Length
1.
"Roly-Poly (Japanese ver.) Music Video Dance Feature ver."
2.
"Roly-Poly (Japanese ver.) Music Video Making"
Charts
On the Gaon Digital Chart dated June 26, 2011, "Roly-Poly" debuted at number three, before descending to number eight the week after. On its third week it bounced back to number two, the song's peak on the chart. "Roly-Poly" managed to hold at the runner-up slot for two more weeks (stuck behind three different songs nonetheless), before descending down the chart. Despite never topping the weekly or monthly chart and having a little less than half a year to chart, "Roly-Poly" managed to become the best-performing song of the year on the Gaon Digital Chart.