Urgent question about, uh...food

[Amy Z]

What else?

What's a knickerbocker glory (PS/SS ch 2)?  In the US, that's a 
championship win by the NYC basketball team (heaven forbid).  I don't 
know why they didn't translate it...maybe the editor had heard of one, 
but I haven't.

Amy Z

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  "Do you mean to tell me," he growled at the Dursleys, "that
this boy--this boy!--knows nothin' abou'--about ANYTHING?" 
  Harry thought this was going a bit far. 
                               -HP and the Philosopher's Stone 
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