CSJH's Dana confessed that she gets nervous about going to dinners with co-workers. On September 12th, Dana and Sunday made a guest appearance on SBS's "Challenge 1,000 Songs", where Dana confessed her surprising secret. She said, "I have a fear of get-together dinners with co-workers." Due to this fear, she decided to choose a song that would lighten up the mood at a get-together. She chose a song by old school K-pop duo�B.B. called�"Sky Land Star Land". Dana belted out the song and Sunday added a cute choreography to make the performance all the more better. Source: Money Today via Star News