A number of names have been used for this group . Originally Gillian Chung was scheduled to be a performer at the 2008 Summer Olympics opening ceremony . But due to the Edison Chen photo scandal , director Zhang Yimou had replaced Twins with A-One . A-One did not make their international debut on August 8 as part of the ceremony
2008 Summer Olympics opening ceremony
2008 Summer Olympics opening ceremony
A-One (band)