Trouble with Signing into system -- it's using wrong email address.

Hello, I am wondering what to do since I already upgraded last night... now I can't sign in because the system has appended an "o" "markjohnson@dailyearnings500.com--o as my email address. Any help would be appreciated. -- You received this message because you are subscribed to the Google Groups "reCAPTCHA" group. To unsubscribe from this group and stop receiving emails from it, send an email to recaptcha+unsubscribe@googlegroups.com. To post to this group, send email to recaptcha@googlegroups.com. Visit this group at http://bit.ly/1dkFnYd. For more options, visit http://bit.ly/P65DvS.