Charlie Bucket: [as the group moves on from the Chocolate Room] Are the Oompa Loompas really joking, Grandpa?
Grandpa Joe: Of course, they're joking. That boy will be fine.
[just before they walk off, Grandpa Joe's smile turns to a grim expression]
  
  
  
  
  
   
  
  
Grandpa Joe: Of course, they're joking. That boy will be fine.
[just before they walk off, Grandpa Joe's smile turns to a grim expression]
 Charlie Bucket :  [as the group moves on from the Chocolate Room]  Are the Oompa Loompas really joking, Grandpa? 
 Grandpa Joe : Of course, they're joking. That boy will be fine. 
 [just before they walk off, Grandpa Joe's smile turns to a grim expression]  
http://www.moviequotedb.com/movies/charlie-and-the-chocolate-factory/quote_5099.html