[philwelch]

As the F-80 it saw action in Korea. But the only jet that saw action in WWII was the Me 262.

Edit: Also apparently the Gloster Meteor (thanks arethuza!)

[arethuza]

The Gloster Meteor saw action with the RAF, shooting down a decent number of V1s:

http://en.wikipedia.org/wiki/Gloster_Meteor