too many..
bae- invented by best friend after we screamed "ily" 100 times
Hiia- a short version of Hiiamemma, an old username from an old game
Panda- because of THAT NEW PANDA SONG, and at school i ALWAYS wear my panda hoodie, people started calling me that
twin- my other best friend just calls me that
em, m&m, everything cheesy you can think of- thanks mom

There are sooo many more