FANDOM


December 1, 1999
19991201
December 2, 1999
19991202
December 3, 1999
19991203
December 4, 1999
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December 5, 1999 (The last interaction between Linus and Sally)
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December 6, 1999
19991206
December 7, 1999
19991207
December 8, 1999
19991208
December 9, 1999
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December 10, 1999 (This strip is adapted in I Want a Dog for Christmas, Charlie Brown)
19991210
December 11, 1999
19991211
December 12, 1999 (The last interaction between Lucy and Rerun)
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December 13, 1999 (The final appearance of Lucy)
19991213
December 14, 1999 (The day that Charles M. Schulz announced his retirement)
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December 15, 1999
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December 16, 1999
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December 17, 1999
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December 18, 1999
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December 19, 1999 (The inclusion of a detail from Washington Crossing the Delaware in this strip makes it a rare one in which adults appear)
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December 20, 1999
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December 21, 1999 (The final appearance of Spike)
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December 22, 1999
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December 23, 1999
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December 24, 1999
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December 25, 1999
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December 26, 1999
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December 27, 1999
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December 28, 1999 (The last interaction between Sally and Snoopy)
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December 29, 1999 (The final appearance of Snoopy as the World Famous Attorney)
19991229
December 30, 1999 (Rare strip in which the lettering was done by another person due to Charles M. Schulz's failing health)
19991230
December 31, 1999 (Rare strip in which the lettering of the last panel was done by computer due to Charles M. Schulz's failing health)
19991231
← November 1999 January 2000 →

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