Click Copy to Gmail or Outlook button.
Use Ctrl-V to paste image to Gmail or Outlook text editor.
Step 1: Browse thousand of free emoticons by selecting categories. - Step 2: Pick emoticon you like, then click Copy To Clipboard button. - Step 3: Insert cursor to email textbox editor, then press Ctrl-V (or Command-V if you're using Mac) - Make sure you enable WYSIWYG/Rich text format editor.