 Complete the following phrase:  The song is about growing up in Pittsburgh, Pennsylvania, and also Khalifas car, a yellow Dodge Challenger Hemi with black stripes. He has stated that he got the car in those colors as a tribute to his hometown of Pittsburgh, whose official colors are black and gold, and its professional sports teams, most of whose colors are black and some variation of gold or yellow. The song itself does not mention Pittsburgh or sports, although the songs music video made the connection to Pittsburgh explicit, showing various iconic locations in the city, as well as apparel associated with the football team the Pittsburgh Steelers, the hockey team the Pittsburgh Penguins, and the baseball team the Pittsburgh Pirates. In the year after it was released, Black and Yellow spawned dozens of remixes, parodies and remakes, both in the U.S. and internationally, many of them made in tribute to a local sports team. At Super Bowl XLV in 2011, which featured the Steelers competing against the Green Bay Packers, the Steelers used Black and Yellow as their fight song, while the Packers used a remix by Lil Wayne called Green and Yellow, marking the first time both teams at the Super Bowl had used the same song. The song earned Khalifa his first Grammy nominations, for Best Rap Song and Best Rap Performance at the 