Parks and Recreation season 4 has 22 episode guides and currently identifies 36 soundtrack songs.
Parks and Recreation season 4 episodes
Episode 1
Sep 22, 2011
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Episode 2
Sep 29, 2011
3 songs
Episode 3
Oct 06, 2011
3 songs
Episode 4
Oct 13, 2011
1 song
Episode 5
Oct 27, 2011
3 songs
Episode 6
Nov 03, 2011
4 songs
Episode 7
Nov 10, 2011
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Episode 8
Nov 17, 2011
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Episode 9
Dec 01, 2011
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Episode 10
Dec 08, 2011
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Episode 11
Jan 12, 2012
2 songs
Episode 12
Jan 19, 2012
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Episode 13
Jan 26, 2012
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Episode 14
Feb 02, 2012
4 songs
Episode 15
Feb 16, 2012
6 songs
Episode 16
Feb 23, 2012
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Episode 17
Mar 01, 2012
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Episode 18
Mar 08, 2012
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Episode 19
Apr 19, 2012
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Episode 20
Apr 26, 2012
5 songs
Episode 21
May 03, 2012
3 songs
Episode 22
May 10, 2012
2 songs