Possible Clues:

• Not doing one's rounds? How bizarre!
• Cricket side opener for Essex put in to bat, rather unorthodox
• Unusual, not ordinary - or rhythmic
• Unconventional, like a suspended copper?
• Unconventional, unusual
• Does this mean Garda band is out of tune and not at work?
• Bad rhythm that's unusual
• Bad rhythm is unorthodox
• Oddly eccentric
• High pulse is weirdly unusual