Related Clues:

• Sherlock Hemlock's catchphrase on 'Sesame Street'
• Old oath, say: a “damn” originally?
• "Holy moly!" relative
• England regularly failing, dammit
• Quaint 'Holy moly!'
• "Bejabbers!" kin
• Gracious!
• Yikes
• "My word!" relative
• 'Jumping Jehoshaphat!'
• 'Jiminy crickets!'
• Watsonian exclamation
• Last one of the tribe to give utterance of surprise
• Bygone equivalent of 'OMG!'
• "Bejabbers!" relative