I'm almost positive that was dry humor, but in case it wasn't, and for other peoples' benefit (namely the parent), it's called building a strawman argument[1].

I'm almost positive that was dry humor, but in case it wasn't, and for other peoples' benefit (namely the parent), it's called building a strawman argument[1]. [1]: http://en.wikipedia.org/wiki/Strawman http://en.wikipedia.org/wiki/Strawman