In the following video, Motley Fool consumer goods analyst Blake Bos tells investors why shares of Pandora (NYSE:P) exploded today, up nearly 18%. The company beat expectations across the board, with its revenue up 54%, and a $0.04 loss on earnings per share. Blake breaks down the past year for Pandora, and compares it to the satellite radio giant Sirius XM (NASDAQ:SIRI). Blake also tells investors which of these two stocks he would rather buy today.