Related Clues:
- Fork in the road, basically
- Packed indication
- Letters indicating a sellout
- 'No seats left' letters at a theater
- Letters suggesting a sellout
- Initials at 20-Across
- 'We've exceeded seating capacity' sign
- "We've exceeded seating capacity" sign
- Nixonian hand gesture
- Victory start?
- One in the middle of Knoxville?
- Shape of a plunging neckline
- Sign of a sensation
- Spec for some bargain tix
- Vague opening?