Here's a quick synopsis of the Jingle Ball 2013 at Verizon Center. Performers were Jason DeRulo, Fifth Harmony, Robin Thicke, Fallout Boy, Flo Rida, Enrique Iglesias, Paramore, Austin Mahone, and Miley Cyrus Jason DeRulo Was okay. I think he is an artist who can generally hit good high pitch notes. When the pitch got high, he just stopped and let the audience fill in. Seemed to me his voice wasn't able to hit the highs so he just left them out. He had some male dancers. They looked like ammeters, maybe chums who he hooked up to share the stage. Fifth Harmony Not a powerful enough voice to make a mark. In an arena setting, you need a good beat. With their soft voices and reverberations around the arena, they sounded like a mumble. Robin Thicke I assumed we would hear Blurred Lines and then I'd be bored through the rest. I was surprised. He was entertaining. He commanded the stage, good confidence, good entertainer. ...