music: 80s Tune: Oceans apart, day after day?

Questions

These modern items can be seen, worn by some of the chariot racers in Ben Hur?

On The Simpsons, baby Maggie's first words we gurgled by who?

Which American magician & escapologist was born Erich Weiss in 1874?

In music, what 'H' is an open framed instrument played by plucking the strings with the fingers?

The name of the famous basalt pillars found on the Northern Ireland's coast?