 Fantasia, Sister Sledge, Darren Criss, Lauren Allred, Chloe Flower, acclaimed dancer and choreographer Britt Stewart, Fitz and Noel of Fitz and the Tantrums, and the National Symphony Orchestra under the direction of maestro Jack Everly. Sheila E. talks about performing at this year's A Capital Fourth. I'm really excited and I look forward to just being there to be a part of this