(and as far as I can tell it goes back to the 1st gen. of iPods) we need a workaround. What I do is to put any additional artist info. in square brackets after the song name. E.g. Track [Feat. Guest] and then set Artist=Album Artist for each track. For anthologies where the Album Artist is credited as part of another group, e.g. for Cream tracks on an Eric Clapton anthology, I use Track [As Group] . For a track where the main Album Artist doesn't receive a credit, e.g. the first track of the Slim Shady LP credited to Jeff Bass, I just set the track name to Track [Guest] while still setting the artist to the album artist. N.b. I use square brackets to indicate that this is information about the track as distinct from parentheses in the song title and also use this style for Mix/Live/Bonus info. Since firmware version 3.x the iPhone & iPod Touch do in fact use the Album Artist field & have stopped grouping on the part of a compilation setting, however setting both Part of a compilation to Yes and the Album Artist to " Various Artists " will group compilation albums both in iTunes and whichever type of iPod/iPhone you happen to be using. The artists menu on the iPhone & iPod Touch also enumerates all the different values of the Artist field so if you select an album where some of the tracks feature guests via the Artists menu then