If you go to apple store will they unlock my ipod that says ipod disabled connect to iTunes

Short answer - you can't. Once the device is in recovery mode, you have to restore it. Anything you purchased using your Apple ID will still be available for you to download, and if you had iCloud turned on , your contacts, calendars, and reminders should be ok.

No.

Forgotten Screen-Lock Passcode

Connect the iOS device to your computer and try to make a backup

iOS: How to back up

Then restore via iTunes. The iOS device will be erased. Place the iOS device in Recovery Mode if necessary to allow the restore.

If recovery mode does not work try DFU mode.

How to put iPod touch / iPhone into DFU mode « Karthik's scribblings

For how to restore:

iTunes: Restoring iOS software

To restore from backup see:

iOS: Back up and restore your iOS device with iCloud or iTunes

If you restore from iCloud backup the apps will be automatically downloaded. If you restore from iTunes backup the apps and music have to be in the iTunes library since synced media like apps and music are not included in the backup of the iOS device that iTunes makes.

You can redownload most iTunes purchases by:

Downloading past purchases from the App Store, iBookstore, and iTunes Store