The current retro queens, T-ara, perform a trot version of their hit song "Roly Poly" on this week's episode of KBS 'Gag Concert'.

On the August 7th episode of the show, Bbong Brothers Kim Jae Wook, Lee Sang Min and�Lee Sang Ho were joined by T-ara in a hilarious trot version of "Roly Poly". After the performance, the�host tells T-ara, "'Roly Poly' is such a great song, but unfortunately it's plagiarized." As expected, the girls reply with playful shock, "What are you talking about?" � He then request that the girls sing a snippet of the song. When they finished, he proceeds to sing a few bars of "My Ear's Candy" by�Baek Ji Young feat. Taecyeon of 2PM,�surprising�everyone�with its similarity to "Roly Poly". Check out the good�natured�ribbing below: Thanks Nicole for the tip.