21:20 "I can say something about this. That when you tried that out with me the first time you said [Jessica], actually I'm totally ticklish. "
21:29 "Which of you is ticklish on your feet?"
21:30 "Yes" -Monika
21:31 "No.." -Diana "Very" -Jessica ".. i think all" -Diana
21:33-21:54 "I have to...
At around 21:27 Rebecca asks the three girls (Monika, Jessica, Diana) if they have ticklish feet. And all girls (including Rebecca) confirm this question.
youtu.be/G5j3Un_jIxE?t=1286