Related Clues:

• 'Don't sweat it'
• Too-seldom-heard reply
• 'Beats me'
• Regardless of
• 'Whatever'
• ''Never mind!''
• [   ]
• "Beats me!"
• 'Forget it'
• ''Never mind''
• ''Search me''
• 'Don't worry about it'
• It's not important
• "I wouldn't worry about it"
• Irrespective of