 The first signs of a new single emerged when Hamasaki stated on her Team Ayu fanclub blog on April 26, 2007 that she had just finished writing a new song and was preparing to go record it.On May 17, 2007 the title was revealed on Tower Records' website.On the same date, it was announced that like last year's summer song Blue Bird, "glitter" would be used as a tie-up to promote Zespri's golden kiwi once again.