An ad line for which 1998 film read "On June 19, take your greatest fear and multiply it by X"?

What does an actor traditionally take during a curtain call? Which word means both an actor's signal and the stick Minnesota Fats used to play pool? An ad on May 1, 1915, warned passengers that a state of war existed; which ocean liner was sunk on May 7? A 1973 newspaper ad brought which lead guitarist together with Gene Simmons, Paul Stanley and Peter Criss? Which admiral said "Thank God I have done my duty" as he lay dying in 1805? What is an admirer of all things French called? Which American admirer of the USSR gave a 1949 concert in Moscow's Tchaikovsky Hall that included "Ol' Man River"? An adult human skeleton is made up of 206 of what?