One thing is for certain; Jason Kelce knows how to have a good time. As he has yet again gone viral for a hilarious dancing video. But he has now given fans some much-needed context. Jason Kelce is no stranger to a viral dance clip. Everyone can remember the topless celebratory video that went viral. The recently retired football player clearly does not take himself too seriously, and fans love him for it. Over the years he has collected a bunch of different ‘dance moves’ that he uses for his go-to. ESPN shared a video of the football legend dancing on stage ahead of the Philadelphia Eagles ma…