spiderdust

If you call me Morg, either I've known you since I was 17 or I know you from online (probably ISCA).
If you call me Morgan, you are the parent of someone who has introduced me as "Morg".
If you call me DJ Morg, you remember me from a club where I DJ'd. I'd be pretty stunned, since that was quite a few years back!
If you call me Morg The Vampire you definitely know me from ISCA.
If you call me Spider you either know me from online or from clubbing.
If you call me Spiderdust, you either know me from online or or a con.
If you call me Kelli, I've at least met you in person, and I probably know you well.
If you call me Kellene, you are my high school geometry teacher.
If you call me Kelli "Mellow-chick", you are probably reading my name off of a list & may be a telemarketer.
If you call me Kelli "Meh-LOW-sick", you'll be praised for not mangling the Russian surname.
If you call me Kelli Briarmoon, you are one of the select few.
If you call me Mrs. Castle, you are a telemarketer.
If you call me Cedar, you knew me on Brinta BBS. I'd be utterly floored that anyone knew my identity.
If you call me Recruit Wafflebutt, you are one of my old drill instructors. Because of you, I hate using a milk crate for a chair to this day.
If you call me Mommy, you are my child.