I guess we have to agree to disagree then, m'dear.
I just rewatched it to make sure.
but, IMO, she was looking for a fight all night, purposely doing things to Dick [and she was always constantly trying to find ways to get him in trouble and get him kicked out] and she kept grabbing at the cigarette. what did she expect? don't try to grab it and you won't get burned. I didn't think he was burning her on purpose. the smoke, yes. the burn, no. JMO. I'm really glad she left that week.