Seesan Banterng has just revealed the behind-the-scene video clip of Boy, Ken, Mario, Nadech, and Mark during the photoshoot. The photo of  these five hotties 4+1 superstars will be on the cover of this 2012 calendar. Check out the BTS clip to see them both with with clothes on and bare-chested.

PS. Nadech was interviewing other actors for his college’s homework/project XD.

credit: Seesan Banterng, ch3
photo: dek-d