#3
the bits sound good if you play them accurate. I would start playing to a metronom (havent checked out your other songs). and yeah lil bit from crazy train and mr. crowley.
#4
i didnt rip off any of those songs. a few licks from 'sultans of swing', 'i dont care', 'one', and the last bit i made up. same story with the chords. ive never heard mr. crowley