What should I make my Tumblr username?

Alright so I'm going to make a Tumblr. I've been wanting to for a long time. I just haven't because I can't think of a username. Gay, I know. Buttt I want it to be awesome. Like supa-c00l. Hahaha. So if you have any ideas that you think I might like go ahead and put them down. Heckkk, put down 100 for all I care. The more, the merrier, right? (: Oh I forgot, incase you're wondering, my name is Sydnee. Don't give me any lame usernames, please? (: Haha thank youuuuuu!!!!