Patrick Bateman
Member
K.I.Z.
Maybe a bit hard to get the most stuff they talk about as a non native speaker.
KIZ might be perfect to learn German irony and wortwitz.
A bit friendlier are classics like Fünf Sterne Deluxe, same thing, but less swear words.
http://www.youtube.com/watch?v=6j-1QuzfH4Q
http://www.youtube.com/watch?v=hjaCZY1vlc4
Also Tobi und das Bo:
http://www.youtube.com/watch?v=NCBIFwENRok
Eins Zwo:
http://www.mtv.de/videos/19894355-eins-zwo-hand-auf-s-herz.html
And perfect for learning Northern German dialect:
http://www.youtube.com/watch?v=a7nPmn3soiM