In the mean time when creating emoji drawings your best bet is to use a website like which allows you to easily find and copy all the different emojis that you might desire.
In front of others, emojis make you much friendlier.
The simple solution to this is to just do some manual adjustment to to formatting of the emoji pictures that you use.
Copy and paste your favorite emoji and use it on your website, blog, on social networks like Twitter or Facebook, on Slack, Instagram or Snapchat and of course on WhatsApp.