First off I'm not sure how the tree relates to angry perhaps the l8mbs visible and there shape could be moody perhaps menacing but a stretch to angry
.Secondly I haven't watched big brother at all
And lastly yeah I don't think till the last 10 years did I ever see so many people feeling the need to clear the air and in a group setting Mostly
Maybe it's an age think in my day if you had an issue with someone you brought it up one on one