Related Clues:
- Turn up for key to join forces
- Give up one's seat, say
- See the light of day
- Enter the scene
- Respond to the alarm clock
- Become noticeable
- Pop up, as a question
- Rabble-rouser's exhortation
- Leave the bed
- Have ___ (live it up)
- Leave the depths
- Become obvious
- Get up!
- Get off one's chest?
- Appear to be upset, say, about this compiler