someone help me with my ipod problems by tomorrow please

Without more details, I can offer these links:

iOS: Device not Recognized in iTunes for Windows -

http://support.apple.com/kb/TS1495

And if you have a Mac -

http://support.apple.com/kb/TS1591

And see:

iOS: Unable to Update or Restore -

http://support.apple.com/kb/HT1808

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