Name the Artist: It's No Secret?

Questions

Which is the most widely used expression in any language?

For a Non-Muslimans , the tour to Mecca is?

What, in Japan, is the Yakusa?

Which of the Old Testarnent prophets was taken up to Heaven in a fiery chariot?

Which group had their first U.K. number one hit ill 1973 with Rubber Bullets?