It has both positive and negative connotations depending on the context. For an example of the former, look at the lyrics to the Beatles’ Hey Jude. It’s been used that way since 1968!
yes, "get under your skin" can mean that, it can mean "can't stop thinking about" like the way somebody annoys you while it turns out you are falling in love
mortenjorck|16 days ago
fsckboy|16 days ago