In 1964 The Beach Boys released their first Christmas album.
'Blue Christmas' has gone on to be one of the biggest Christmas songs of all time.
With Paul playing an American DJ and the occasional guest spot, he'd call the album "Unforgettable"
Performing this song to 40,000 people, he helped raise $250,000 for Bangladesh relief.
The items were discovered in Berlin.
Almost 50 years ago, two legends got to share the stage and perform for TV audiences in a fun, toe-tapping show.
Only two years after they formed, the Beatles made their first TV appearance.