Related Clues:

• Big burden
• See 124-Across
• ''That's a new one ___!''
• '...twice, shame ___'
• Big spender's phrase
• 'It's ___' ('I'm buying')
• "I'll treat!"
• Albatross
• Millstone, e.g.
• Worrysome thing
• Part of a big spender's phrase
• End of a generous declaration
• Difficult obligation
• Tab taker's phrase
• The sky, to Atlas