Heath Andrew Ledger (4 April 1979 – 22 January 2008) was an Australian actor and music video director. After playing roles in several Australian television and film productions during the 1990s, Ledger moved to the United States in 1998 to develop his film career further. His work consisted of twenty films, including 10 Things I Hate About You (1999), The Patriot (2000), A Knight's Tale (2001), Monster's Ball (2001), Lords of Dogtown (2005), Brokeback Mountain (2005), Candy (2006), I'm Not There (2007), The Dark Knight (2008), and The Imaginar…