Common tactics for getting celebrities to retweet, respond, or follow you are a) spam by numbering your tweets at them (which I’m sure won’t end well for you), b) Send them harsh tweets or c) tweet them a couple of times and hope for the best. This guy seemed to go for the option B – harassment. Some people just won’t take silence as an answer.
Poor Jennifer Lawrence. Give her a break buddy. This guy is getting heated. Don’t get Katniss mad. The odds will NOT work in your favour. Sorry – did you really expect no Hunger Game references?