How can I find a superman logo with the letter "I"?

My son Isaac has been in the hospital for most of his 18 months and has earned the nickname Superman. I want to find a Superman logo with the letter I instead of S so I can get Tshirts made.|||Send me your email and I'll create one for you.|||you would have to make it yourself, or get some one to do it for you.|||i dond think you can