Hamilton is the hottest ticket on Broadway. The hip-hop musical about America's founding sells out months in advance, and it is why playwright Lin-Manuel Miranda received the 2015 MacArthur genius grant. Get this, though: Even Beyoncé, the best live entertainer right now, is impressed. Last week she and husband Jay Z caught a showing, then told actor Jonathan Groff (Spring Awakening, Frozen) how she is stealing his walk. Jonathan plays King George, who does a mean strut early on in the show. According to Lin-Manuel, this is how Beyoncé reacted to it: