First mob includes a treat from those crazy cats over at College Humor. As we know I am devotee of hip hop in its geekier forms so I often belt out to this.
Next "trash" includes numerous nerdgasmic samples combining three awesome things. Machinima, WoW, & Nerdy Music ( JoCo, Paul & Storm, rap covers). HERE ARE LINKS to appropriate YouTube Channels. BUT, below are a few of my favorites.