 The original lyrics of "Sweet Obsession", written in English, were penned by Tiana herself.Tiana also wrote the English portion of the lyrics in the B-side, "Temptation".Days after Tiana's debut, a controversial news article surfaced in several popular Japanese websites, including a widely used SNS (social networking service) website known as mixi, raising the question of whether or not Tiana Xiao has a shot at becoming the next Utada Hikaru, due to a similarity in upbringing, educational background, musical style, and specific vocal habits.