Show names of scales used in songs
When playing songs, we need to have an idea of what scales are used there, so we can get used to how scales sounds in real music, and understanding what are the common or most used patterns in each scale
Gabriel Paiz commented
How about adding chords over bars for bass too? The bass is not playing the chords but it's helpful to know or ii V I etc.
You can find it out yourself by playing it.