i don't have much of a problem saying what i listen to either...
this is how convos with my friends usually goes:
"what are u listening to?"
"(insert random band name here)"
"who's that?"
"some jpn band you don't know"
"oh..."
newayz my guilty pleasure is prob all the sentai music i listen to
my roommate was watching geki vs boukengers with me last nite..and she was like...so catchy
when the boukengers song was playing......... she really likes that song..from hearing it play in my room every ep while i was watching boukengers XDDD