Boy, that's bad on the ear.

2 seconds sound clip from the Mickey's Twice Upon a Christmas movie soundboard.

You can hear this line at 00:26:45.796 in the Blu-ray version of the movie.

Quote context

[...]

- Hey, fellas, look. It's from Santa.

- Dear boys, there's always room on my list for those who think of others first. Keep up the good work.

- Oh, and thanks for the help in the toy shop. Love, Santa.

- P.S. You might need these.

- Marshmallows!

- Those aren't marshmallows.

- Boy, that's bad on the ear.

- Oh, Donald.

- They started out selfish, those rascally brothers, but made Christmas magic by thinking of others.

- Goofy always means well, spreading holiday cheer, but embarrasses Max with his pratfalls each year.

- Oh, he tries to step up to the plate and be cool, but now Max has grown up, will Dad still play the fool?

[...]