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

1. Third base
2. Intense
3. Nightclub
4. Fickle
5. Valuable
6. Empty boasts
7. Some resorts
8. Collectible cars
9. Pet peeve, perhaps
10. Angry
11. Controversial issue
12. Eager
13. Chasing, as the police
14. Trouble
15. New information
16. Attractive woman, once

Answers:

1. Hot corner
2. Hot and heavy
3. Hot spot
4. Hot and cold
5. Hot property
6. Hot air
7. Hot springs
8. Hot Wheels
9. Hot button
10. Hot under the collar
11. Hot topic
12. Hot-to-trot
13. Hot pursuit
14. Hot water
15. Hot off the press
16. Hot tamale