Possible Clues:

• There you have it!
• Everything will be OK? Hope perhaps exists in the family
• Rouble's bouncy, fluctuating -- job done!
• There you have it (if you are closely related to Robert)!
• That's all there is to it!
• Everything's OK if you're Cratchit's nephew!
• Easily finished (relatively speaking?)
• Old-style "problem solved"
• Easily finished, that's all there is to it!
• Robert is relative to you, so that's all right