It's recently been confirmed that popular girl group f(x) will hold their first comeback stage through KBS's "Music Bank" on April 22nd! On the 11th, the last teaser photo�was revealed on the group's official website, completing the teaser photo cycle for each member.�Each of the five teaser photos expressed a similar vibe of retro-glam chic, through the use of vibrant colors. f(x)'s first studio album has been labelled "Pinocchio", and it'll�be released on April 20th. Source: Star News