Related Clues:

• Kenneth on '30 Rock,' e.g.
• Beep, as a doctor
• Capitol gofer
• Call repeatedly
• Sheet under a cover
• Led Zeppelin surname
• Summon via a P.A. system, e.g.
• Bettie of pin-up fame
• Knight in training
• It gets flipped
• Ellen of 'Juno'
• Congressional aide
• Beeper message
• Folio
• One may be dog-eared