The groupPentagon heralded a special collaboration with rapper GiriBoy.

The Pentagon released a track list of its ninth mini album "ME: R" to be released on July 17 via the official social networking site of the Pentagon at midnight of Saturday.

The released tracklist contains four colorful tracks which is including the title track “Fantasy Stick”, “Don't Access”,  "SUMMER!" and "Bonud 2”.

In particular, Rapper and producer is GiriBoy, who is loved by the public in various genres as well as hip-hop scenes, grabbedattention by placing his name on the credits of the title track “Fantasy Stick”and the second track “Don't Access”.

The title track “Don't Access” is a hip-hop genre co-worked by member Hui and GiriBoy, raising fans' expectations for their unique meeting.

Meanwhile, Pentagon's ninth mini-album "SUM(ME:R)" will be released on various online music sites at 6 p.m. on Wednesday.