I'm John Barrymore before the movies got him by the throat.
3 seconds sound clip from the The Lost Weekend (1945) movie soundboard.
You can hear this line at 00:17:31.715 in the Blu-ray version of the movie.
Quote context
[...]
- I'm walking a tightrope over Niagara Falls. I'm one of the great ones.
- I'm Michelangelo molding the beard of Moses.
- I'm Van Gogh, painting pure sunlight.
- I'm Horowitz, playing the Emperor Concerto.
- I'm John Barrymore before the movies got him by the throat.
- I'm Jesse James and his two brothers, all three of them.
- Come here. Purple the sails, and so perfumed that the winds were love-sick with them.
- The oars were silver, which to the tune of flutes kept stroke...
[...]
