He makes music that appeals to the people who don't understand the lyrics in music. Same story with people think Born in the USA by Bruce Springsteen is some patriotic song about how great the US of A is when it is the opposite.
Also it sounds like their music is more anti coastal elitism, which is certainly an orange flag, but Sweet Home Alabama certainly looks to be a song of “quit blaming Alabama democrats for the actions of an Orange County republican president”.