As he is handing Dale some guns, Red (Danny McBride says, "Ted Jones messed with the wrong melon farmers." This is a reference to the common network television practice of dubbing over "swear" words with less "objectionable" words or terms that have a similar sound and length - even if the replacement words don't really make sense in the context of the movie. "Melon Farmers" was used most famously as the dub for "Mother F***ers" in the network television version of the Die Hard series of movies (in which lead character John McClane's famous catchphrase, "Yippie-kai-yay, Mother F***ers!," became "Yippie-kai-yay, Melon Farmers!").
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