Katy Perry's performance was a perfect match of pop hits, cool use of technology and plenty of fireworks in Super Bowl Half Time Show.

Perry’s act, from “Roar” to “Firework,” was moving for the familiarity of the songs in question and as the culmination of Perry’s steady climb to the top of the pop heap.

Elliott’s appearance was lovely for its novelty. Both acts deserved 110 million pairs of eyes on them.Perry’s act, from “Roar” to “Firework,” was moving for the familiarity of the songs in question and as the culmination of Perry’s steady climb to the top of the pop heap.