Watch King of Hearts (2019) HD Full Movie Free on SolarMovie. Watch King of Hearts (2019) online free. Singer boy makes good: woos initially reluctant lass who then in 'behind every successful man there'...Singer boy makes good: woos initially reluctant lass who then in 'behind every successful man there's a tough woman' way, pushes and stands by his struggle to success and standard to Finn singing star success, through alcoholism problems.