Slacker Radio - Slacker offers all sorts of different genre's of holiday music for free including: Jazz, Country, Hip Hop and even a station titled "Dysfunctional Holdiay."
Slacker Astronomy: Slacker Astronomy may best be known now for its podcast but the blog for the podcast is everything an astronomy enthusiast can hope for.
Putting forth a slacker attitude can quickly tarnish your academic record, in turn making it more difficult to be accepted into a good college.
Some of the more popular applications you might use are Netflix, Pandora radio, Slacker radio, YouTube and CinemaNow.
Slacker: Offers free customizable options and lists available artists.