Oh, man.
3 seconds sound clip from the The Nutty Professor (1996) movie soundboard.
You can hear this line at 00:51:54 in the Blu-ray version of the movie.
Quote context
[...]
- Look, you have to go catch a cab.
- I gotta go to the drugstore and get some Benadryl and Kaopectate.
- Excuse me, have a pleasant evening. Bye, bye!
- Oh, man.
- Hey, professor Klump is here? Where is he?
- That guy gave you this credit card?
- Yup.
- That's not professor Klump. That's not his credit card. Hey!
[...]