Watch 10 Things I Hate About You (1999) HD Full Movie Free on SolarMovie. Watch 10 Things I Hate About You (1999) online free. A high-school boy, Cameron, cannot date Bianca until her anti-social older sister, Kat, has a boyfri...A high-school boy, Cameron, cannot date Bianca until her anti-social older sister, Kat, has a boyfriend. So, Cameron pays a mysterious boy, Patrick, to charm Kat.