And the most popular songs of any band, which are generally the ones you'll hear randomly, might not turn out to be the ones you like the most from that album or artist. I've had songs I liked and listened to a lot but just never got around to exploring the band until years later, and then found some of my all-time favourites after doing so.
A perfect example for me is my favourite song from one of my favourite bands, which I just never heard before actually sitting down and going through their whole discography: