Reality -
Glib
2.0
Circumstantial -
Supernatural
4.0
Musicals aren't meant to be real, any more than basketball teams are meant to break into a song and dance number during practice.
Biological -
Natural
1.0
Nothing extraordinary, if you don't count the existence of major musical and basketball talent in the same dude. If this happened in reality, all of the aspiring rappers in the NBA would really be … rappers.
Physical -
Natural
1.0