After hours of rumors about a surprise guest at the last night of the Democratic National Convention, no one showed. Earlier on Thursday, all signs seemed to point to Beyoncé, whose song “Freedom” has become Kamala Harris’s unofficial campaign anthem. But no one was quite sure — people speculated that it could be anyone from Taylor Swift to Mitt Romney, George W. Bush, or the Hamilton cast. In the end, it turns out the person closing out the big show was … Kamala Harris.