January Jones and Elisabeth Moss at a Mad Men Premiere 2010-07-26 18:00:00

by POPSUGAR Celebrity AU 2

January Jones and her Mad Men co-star Elisabeth Moss were together in NYC last night to celebrate the debut of their fourth season. Elisabeth attended a similar event earlier in the week, when she joined Jon Hamm and Christina Hendricks to toast the premiere on the West Coast—both Jon and Christina were able to share a bit about what's to come this year.

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