1- Just before the B7b9, you can replace the F#7 by:
F#13: 2x234x / F#7#5: 2x233x / B9: 2x122x
2- For the bridge, after Am7, play Am6: 5x455x
3- For the intro you can play:
e|-1-1-|-3-3-|-1-1-|-3-3-|-5-5-|-7-7-|-5-5-|-7-7-||
B|-1-1-|-3-3-|-1-1-|-3-3-|-6-6-|-8-8-|-6-6-|-8-8-||
G|-2-2-|-4-4-|-2-2-|-4-4-|-5-5-|-7-7-|-5-5-|-7-7-||
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