David Anthony Faustino (born March 3, 1974) is an American actor primarily known for his role as Bud Bundy on the sitcom Married... with Children (1987 - 1997). He has also voiced multiple animated characters for Nickelodeon, including Mako on The Legend of Korra (2012 - 2014) and Helia on Nickelodeon's revival of Winx Club (2011 - 2015).