MNet released a special teaser in which Masters: Yeo JIngoo, Tiffany, and Sunmi reveal the '9 reasons to watch Girls Planet 999' survival show.

K-POP Master Sunmi said that the first reason is contestants themselves, Sunmi said: '99 fascinating girls which are trainees on the show'.

Planet Master Yeo Jingoo suggested that 'spectacular performances are about to begin', and K-POP Master Tiffany Young added: 'since we got 99 girls there will be many meaningful and valuable moments and frames that we shouldn't miss, and we will also have funny moments as well.'

Yeo Jingoo also pointed out the important role of Sunmi & Tiffany naming veteran idols as 'role models and mentors to 99 girls'.

You can watch the whole teaser above, don't forget to click CC to turn English captions on.