Related Clues:

• Mind-numbing work routine
• Annoy a bedmate
• Sleep lab phenomenon
• Strip for racing
• Same old same old, as at work
• Unexciting pattern
• Sound sleeper's sleep sound
• Night racket
• Short, fast race
• "What ___ it is getting old" (the Rolling Stones)
• Boring pattern
• "Boring"
• Boring old routine
• Tedious routine
• What some performers lip-sync in