Draco Malfoy's funniest line was improvised by Tom Felton. Tom made up the line, "I didn't know you could read" (which he said to Harry when he looked like Goyle because of the polyjuice potion) on the spot because he'd forgotten his line.
100 HARRY POTTER FACTS
By raisindoei
100 Interesting Harry Potter facts about J.K. Rowling, the Harry Potter trilogy and the Harry Potter actors! More