"I've heard my share of Van Halen. I never liked rock"

Brad Paisley's quote suggests that he is not a fan of the rock genre, which he has had some direct exposure to Van Halen's music. This might imply that he has actually heard a few of their songs, or that he has seen them perform live. It could also mean that he has actually heard other individuals talking about them. Regardless, it is clear that he does not take pleasure in the rock genre, which Van Halen's music is not something he would select to listen to. This might be because he chooses other categories of music, or since he just does not like the noise of rock. Whatever the reason, it is clear that Brad Paisley is not a fan of Van Halen or the rock category.