Yes I have been asked if I mind assisting whenever I have sat in the emergency exit row and I would leave my carry on bag in the overhead locker.
Here's the safety video..
. https://www.youtube.com/watch?v=jbPd2gOOYPs.its such a "tough ask" to even fake being interested isn't it. I believe Bob Jones was banned for a period of time, from vague memory 2 years.