Hayley Smith (Rachael MacFarlane) is the Smith's outspoken and fiercely independent eldest daughter. She isn't afraid to speak her mind and is always ready to stand up for her beliefs (even if she's not the best at it). Plus, she's got a heck of a singing voice! Watch American Dad on TBS. #AmericanDad #HayleySmith #SethMacFarlane #TBS #Funny SUBSCRIBE: bit.ly/TBSSub Download the TBS App: bit.ly/1qBbkMW About American Dad: Stan Smith leads the all-American family in this animated sitcom filled with wild and crazy extremes. Everyday life is taken to the limit as Stan applies the same drastic measures used in his job at the CIA to his home-life. Driven by machismo and the American dream, he is often blind to how horribly he fails at his attempts. This father may not know best but he never stops trying! Starring Seth MacFarlane (Stan Smith, Roger), Wendy Schaal (Francine Smith), Rachael MacFarlane (Hayley Smith), Scott Grimes (Steve Smith), Dee Bradley Baker (Klaus). Fu...