Signing autographs
Dancing
Talking with servicemen
Singing and entertaining the troops
Passing out snacks
In the video, the Hollywood stars of the day were signing autographs.
It should be noted that Hollywood stars are celebrities. Therefore, their fans usually come to them for autographs. This is a form of signature.
Also, based on the scene shown, apart from the fact that the Hollywood stars were signing autographs, they also danced as they were joyful. They also sang and entertained the group.
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