Michael Simon/STARTRAKS PHOTO via ABC
"It's so much fun especially when she's there," the "22" singer said of spending last night at the Billboard Music Awards with her bestie. "It turns into sort of a dance party situation and we don't like to think of these things as pressure, like 'Oh, my God, everybody's watching, how do you act?' We just act like we do in our kitchen.
"It was a blast," Swift continues. "It's always so much fun when she's a part of the whole scenario."