Fringe season 4 has 22 episode guides and currently identifies 66 soundtrack songs.
Fringe season 4 episodes
Episode 1
Sep 23, 2011
4 songs
Episode 2
Sep 30, 2011
4 songs
Episode 3
Oct 07, 2011
5 songs
Episode 4
Oct 14, 2011
3 songs
Episode 5
Nov 04, 2011
3 songs
Episode 6
Nov 11, 2011
6 songs
Episode 7
Nov 18, 2011
5 songs
Episode 8
Jan 13, 2012
2 songs
Episode 9
Jan 20, 2012
3 songs
Episode 10
Jan 27, 2012
1 song
Episode 11
Feb 03, 2012
5 songs
Episode 12
Feb 10, 2012
7 songs
Episode 13
Feb 17, 2012
1 song
Episode 14
Feb 24, 2012
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Episode 15
Mar 23, 2012
4 songs
Episode 16
Mar 30, 2012
5 songs
Episode 17
Apr 06, 2012
1 song
Episode 18
Apr 13, 2012
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Episode 19
Apr 20, 2012
1 song
Episode 20
Apr 27, 2012
2 songs
Episode 21
May 04, 2012
4 songs
Episode 22
May 11, 2012
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