Related Clues:
- 1952 quiz show 'Up to ___'
- Host before Carson
- Former TV host Jack
- Alan of 'Growing Pains'
- TV host with the instrumental theme 'I-M-4-U'
- Early late-night name
- Carson predecessor
- Jack of old TV
- Late night TV pioneer
- 'I kid you not' speaker
- One-time late-night host Jack
- Early late-night television host
- Talk show great Jack
- Subject of the documentary 'As I Was Saying'
- Carson's predecessor on 'The Tonight Show'