tv/ movies: who was barbarella?

Questions

When ocean tides are at their highest, they are called what?

When ocean tides are at their lowest, they are call what?

When Saigon fell the signal for all Americans to evacuate was what song by Bing Crosby being played on the radio?

When someone is a hanger on or serves no purpose, he is called this?

When someone is clumsy or awkward, especially with their hands, they are often said to be "all ...." These?