Related Clues:

• 'Whoops!'
• 'Yikes!'
• Request of Rhonda, in a 1965 Beach Boys hit
• 'Oops!'
• 'Here comes trouble!'
• Unsettling comment from a pilot
• Bad thing to hear at a checkup
• 'Look out...'
• Apprehension expression
• Catch phrase?
• 'This isn't looking good...'
• Start of a #1 Beach Boys title
• Comment after an accident
• Worrisome remark by a surgeon
• 'I think I goofed'