SEE ALSO: SF9 releases 'MAMMA MIA' in Japan
The first MV teaser for "MAMMA MIA" had a musical concept, but it looks like the boys are going with horror in the teaser video above. As previously reported, 'MAMMA MIA!' is the title of SF9's upcoming mini album.
SF9's 'MAMMA MIA!' album will be out on February 26 KST. Stay tuned for updates until then!