I hate that it pops up when I am trying to toggle between letters, number and emojis. Then, last week, I found a phenomenal new way to use Bitmoji on my iPhone and LOVE it. Here it is in pictorial instructions (read left to right, to top to bottom).
Make Bitmoji an app...not a keyboard:
Want to see me do it in action? Check out the video:
Note: At the end of the video I say to erase the Bitmoji keyboard - if you do this you will ONLY be able to use Bitmoji in iMessage. It will be gone in Twitter, Google Hangouts, etc.