What was it The Riddler said when he threw back the tiara?
5 seconds sound clip from Batman (1966) - A Riddle a Day Keeps the Riddler Away (S1E11) TV Series.
You can hear this line at 00:11:53 in the Blu-ray version of the movie.
Quote context
[...]
- Now. First clue was... What room can no one enter?
- Agreed. Uh, the second one. Read it again.
- Golly, Batman. It doesn't seem to make sense.
- Let's see. If your first answer, a mushroom was correct... Why, that's it. Of course.
- What was it The Riddler said when he threw back the tiara?
- There's a royal riddle in this crown.
- Look up the address of the Royal Mushroom Club.
- There are some things we can do the good old-fashion way. Using the telephone book.
[...]