Oh, my, you're filling out there.
3 seconds sound clip from the Clueless (1995) movie soundboard.
You can hear this line at 00:08:07.246 in the Blu-ray version of the movie.
Quote context
[...]
- Yuck!
- The maudlin music of the university station?
- What is it about college and crybaby music?
- Hey. Who's watching the galleria?
- Oh, my, you're filling out there.
- Wow. Your face is catching up with your mouth.
- He is not your dad. Why don't you torture a new family?
- Hey, just because my mother married someone else doesn't mean he's my father.
- Actually, that's exactly what it means.
- I hope you're not thinking of staying here.
[...]