The drama 'Poseidon' has been in the spotlight not only for featuring idols such as TVXQ's Yunho and Super Junior's Choi Siwon as actors, but also for incorporating various songs by idols in the drama's soundtrack. Adding to the list of idols who have participated in the drama's OST is 4minute's Gayoon with her newly released single, "Think of It as a Dream". The song is about having to say goodbye to a lover, and rather than being hurt and saddened by the situation, one should "Think of It as a Dream". Check it out below and remember to support by purchasing the music! Tip: ws