I tripped over these videos earlier today - I used to be a sign-language interpreter (well, I graduated and had a couple gigs before I broke my hand then drifted away). I love this stuff - i used to go to ASL theatrical productions, hang out in 'deafie' bars. Well, take a look I fell in love
pay attention to the warning but enjoy Marilyn Manson
Then there is this rapper.
I could keep pasting in more links but if you like -- they are easy to find.