(It's a hyper face "8D", 8 = eyes, D = mouth. And the ";" is a sweat drop. So it's a bit of an awkward, hyper face thing. If you know Kenshin's "Oro?!", something it's a bit of a similar face.
[link] but more happy)
Haha, true, true. Or maybe they just cut out the waiting time because it's anime. |D Jerry is a cook, one with a passion for his job. "A real pro", like Lavi says it so well in that same drama cd.
Maybe... or he did something wrong... or one of Kanda's insects kept bothering him.