Please review the email template for making a monthly payment (my first one) with a new credit card. I believe you might have surpassed Ballmer's peak and confused the first name and last name varibles with username and [you tell me?| my money is on lusername if you used fname and lname as varibles!]
My reasoning (With slight privacy editing):
Sprint Nextel Payment Confirmation
Dear (USERNAME) null:
Thank you for using My Sprint to pay your bill. Your payment has been posted to your account.
Please keep this information for your records.
Sprint Nextel account number: XXXXX1234
Date: Fri, Sep 16, 2011, xx:xx:xx EST
Payment amount: $xx.xx
Payment method: Credit Card
For more information about this transaction, call 1-800-639-6111.