Watch Happiness Is a Warm Blanket, Charlie Brown (2011) HD Full Movie Free on SolarMovie. Watch Happiness Is a Warm Blanket, Charlie Brown (2011) online free. Linus is pushed to his limits when he learns Grandma is coming to visit and plans on ridding him of ...Linus is pushed to his limits when he learns Grandma is coming to visit and plans on ridding him of his childish security blanket.