Old Reminders in Outlook 2007 still popping up

Download MFCMAPI from http://mfcmapi.codeplex.com/

1. goto Session->Logon->select Outlook to connect
2. goto Session->Advanced logon->Displace message store table
3. from the message store table window, expand Root-Mailbox, then expand IPM_SUBTREE
4. rightclick 'calendar', select 'open contents table'
5. find the celendar entries you wish to remove, rightclick the message to remove, select 'delete message'.
6. done
7. go back to outlook. from menu 'View', select 'reminders window', verify if the messages/reminders are gone.

Reference:
http://answers.microsoft.com/en-us/office/forum/office_2007-outlook/cannot-turn-off-a-reminder-in-outlook-2007/d07286f7-f3b9-4dcd-94df-a1c0565a2e44