From left to right: Victoria Gonzales, 11, Emma Toledo, 9, Maribel Quezada, 14, Jacquilynn Quevedo, 5 and Izabella Quevedo, 6, sing along to Katy Perry's "Firework" at Barack Obama's rally at Doolittle Park Wednesday night, Oct. 24, 2012. They know every word.
