The X Factor
31 Achievements
1,000
Xbox 360
Duo
Perform 1 song in Duet mode.
25
How to unlock the Duo achievement in The X Factor - Definitive Guide
From the front screen select party mode - Duet:
you will need 2 mics. 1 person can sing into both mics. Simply complete the song and it will drop
you will need 2 mics. 1 person can sing into both mics. Simply complete the song and it will drop
See "Harmony"