It seems that the Emmy-winning Best Drama and Best Comedy series' are heading for a cross-over, of sorts. According to Entertainment Weekly, Mad Men star Jon Hamm is in talks to guest star in a multiple-episode arc on 30 Rock.

The deal isn't sealed quite yet, but apparently it's in motion. Hamm would play a new neighbor and new love interest to Tina Fey's Liz Lemon character. Hamm recently hosted an episode of NBC's Saturday Night Live.

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We'll keep you posted on any developments surrounding this big story.