XG released second episode of 'XTRA XTRA' documentary series which shows how the group was formed. From the early auditions, through elimination process, producers thoughts, sweat and tears in training room to the debut stage. Fans will be able to see all of that through the 'XTRA XTRA' documentary series.
You can watch the whole episode above, don't forget to click CC to turn English captions on.
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This documentary is very well produced. It is rare to see the processus and what's happened to the girls. We can see them grow. we share their happiness, pain and their efforts. Love this group and these girls.