Related Clues:

• 'So ___!'
• See 39-Across
• Sic
• See 49-Across
• Accordingly
• See 2-Down
• 'I did it!'
• Start of many limericks
• Start of a conclusion
• Pointer's word
• As a result of
• At that point
• Thence
• Expression of sympathy, when doubled
• Cry of accomplishment