Just updating my timeline...
_________________________
D/O: Chicago, IL
12/29/2008: N-400 Sent to NSC
12/31/2008: N-400 forwarded to Phoenix, AZ Lockbox
01/05/2009: N-400 Received
01/05/2009: Priority Date
01/09/2009: Check Cashed
01/12/2009: NOA Received
01/20/2009: FP Letter Received
01/29/2009: FP Appointment
01/29/2009: FP Completed
xx/xx/xxxx: Interview Letter
xx/xx/xxxx: Interview Date
xx/xx/xxxx: Oath Letter
xx/xx/xxxx: Oath Date
_________________________
D/O: Chicago, IL
12/29/2008: N-400 Sent to NSC
12/31/2008: N-400 forwarded to Phoenix, AZ Lockbox
01/05/2009: N-400 Received
01/05/2009: Priority Date
01/09/2009: Check Cashed
01/12/2009: NOA Received
01/20/2009: FP Letter Received
01/29/2009: FP Appointment
01/29/2009: FP Completed
xx/xx/xxxx: Interview Letter
xx/xx/xxxx: Interview Date
xx/xx/xxxx: Oath Letter
xx/xx/xxxx: Oath Date