That's Chicago MC Rhymefest rapping about losing his job, borrowing money to pay his gas bill, and feeling pressured to sell drugs - all over a sample of the hip, New York band The Strokes.

NPR: 'Blue Collar': Rhymefest on the Way Up

You can learn to use Garage Band without knowing how to make original instrument sounds or being able to create the music that you can sample.

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