You see, you betrayed yourself in that candy store. Despite your boast, it was painfully evident that you're not a smoker.
9 seconds sound clip from Batman (1966) - He Meets His Match, the Grisly Ghoul (S1E16) TV Series.
You can hear this line at 00:15:00 in the Blu-ray version of the movie.
Quote context
[...]
- The joke's on you, my cheery booze hounds. It's a stick up! Hands up, you coward.
- Quick, Robin, down behind the Bat-shield.
- Holy hailstorm. You knew this was gonna happen.
- Nick must've seen you were working hand in hand with the police.
- Don't be silly. It's to your credit that that charade failed.
- The thing now is to save Susie.
[...]