Another "most interesting answer" contest. This time however it seems Matsumoto and Higashino could not be present. So one of the questions is "Why do you think Matsumoto didn't come?".
On-Location Segment ダウンタウンとロケしよう (MISSING) (though a very brief glimpse can be seen in the end-credits of the game segment)
Yamazaki and Kimura go out in search of a woman who will give them breast milk......
They're refused by a mother in the park but she suggests they try the Department of Obstetrics and Gynecology at the hospital where they find 3 willing participants. Judging by the brief glimpse in the credits they bring some back for Downtown to try.