Watch The Competition (2018) HD Full Movie Free on solarmovie.do. Watch The Competition (2018) online free. The main character (Thora Birch) follows the "PIG Theory" and ends relationships after six months in...The main character (Thora Birch) follows the "PIG Theory" and ends relationships after six months in order to avoid heartache until she meets a man (Chris Klein) who wants to disprove her theory.