a flash in the pan in a sentence

Examples

1. This is not a flash in the pan.
2. He's not a flash in the pan ."
3. Was alternative rock a flash in the pan?
4. "It's not a flash in the pan ."
5. "This is not a flash in the pan.
6. Was EDSA a flash in the pan?
7. Much of the strength we saw late last year in exports was a flash in the pan,
8. Is this a flash in the pan?
9. "We're not a flash in the pan.
10. So how does he feel about the critics who are calling him a flash in the pan?