Oliver:

 

Harry Potter and the Goblet of Fire - 2005 - George Weasley

Harry Potter and the Prisoner of Azkaban - 2004 - George Weasley

Harry Potter and the Chamber of Serets - 2002 - George Weasley

Harry Potter and the Philosophers Stone - 2001 - George Weasley

 

James:

 

Harry Potter and the Goblet of Fire - 2005 - Fred Weasley

Harry Potter and the Prisoner of Azkaban - 2004 - Fred Weasley

Harry Potter and the Chamber of Secrets - 2002 - Fred Weasley

Harry Potter and the Philosophers Stone - 2001 - Fred Weasley