Ray Liotta says kissing another man for his role as bisexual cop on ?Shades of Blue? was ?very new for me? ? but he learned some valuable lessons. One is, when you know you?re gonna kiss your girlfriend, make sure you shave, because stubble hurts,? he said. The ?Goodfellas? icon added: ?Cigarette breath, forget about.? I think it would be a really interesting father and son story in a whole different way than ?Field of Dreams.'?