Unfortunately, no. There was a bit of a barrier, and he was very preoccupied with owls. But he seemed rather as you would expect him. Quiet, a bit shy (or maybe just overwhelmed by the fan-girls and animals), nice. He almost seemed puzzled by all of the attention and enthusiasm.
I could just imagine the class of Hogwarts going to a field trip to observe muggles in which Harry, Hermione and surprisingly Neville are the only ones who know how to properly blend in with muggles . And omigosh you got to see Matthew Lewis in person!!!!