Chuck and Sarah attempt to go AWOL from the spy life on a train posing as a newly married couple, Mr. and Mrs. Charlie Charles, on their honeymoon.
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Chuck Season 3 Episode 14 Quotes

Sarah [referring to Devon packing weight for Africa]: Devon, what are these?
Awesome: Babe, this didn't happen by accident.

Chuck: Sarah Walker, do you agree to quit the spy life with me?
Sarah: I do.