The answers to the clues below will have something in common.

1. Certain playing cards
2. Casino staple
3. Fixation
4. Podunk
5. Rosie and the Originals, for example

Answers:

1. One-eyed Jacks
2. One-armed bandit
3. One-track mind
4. One-horse town
5. One-hit wonder ("Angel Baby")