On April 11th, Psy uploaded a photo on his me2day with the play on words, "Sandara Park Jae Sang", eliciting laughter from fans.

During a performance together, Dara followed the choreography to Psy's hit song "Bird".�Psy combined his legal name Park Jae Sang with Dara's to give her the nickname, "Sandara Park Jae Sang". He added,�"Even the angle is perfect," commenting on Dara's performance of his choreography.

Fans commented, "The two could have their own concert," "I cracked up like crazy after seeing this," and "I could tell that it was Dara without even looking at her face."

In related news, 2NE1 has been earning a lot of popularity in Japan these days with the release of their album 'COLLECTION' on March 28th.

Source: Psy's me2day