How to Display Web Lyrics for Playing TrackFor v2.5
You can add custom web links to Playing Tracks panel (either tab or bar at the bottom). The nice thing is it updates when playing track changes.
For v3
Custom web links can be configured in configuration dialog of Track Information element. And they can be run either from track info element or now playing tab/bar via context menu. If you have web browser plugin installed, the web content will be displayed inside MB.
Genius.comhttp://genius.com/$Replace($Replace($Replace($Replace($Replace($Replace($Replace($Replace($Replace(<Artist>,/,-),the,)-$Split(<Title>,"(",1)," ",-),',),?,),&,and),",",),!,),.,)-lyrics
Musixmatch.comhttps://www.musixmatch.com/lyrics/$Replace($Replace($Replace($Replace($Replace($Replace($Replace($Replace(<Artist>,/,-)," ",-)/$Replace($Split(<Title>,(,1)," ",-),',),.,),?,),!,),&,),',)
MetroLyrics.comhttp://metrolyrics.com/$Replace($Replace($Replace($Replace($Replace($Replace($Replace($Split(<title>,"(",1)-lyrics-$Replace($Replace(<Artist>,/,),the,)," ",-),',),?,),&,and),",",),!,),.,)
Note: It should work for most songs with standard artist names and song titles, but could fail for some in which cases you will need to edit the generated query manually or use the site's search function.