diff --git a/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js b/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js
index ed50a9c035..4010cadd84 100644
--- a/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js
+++ b/src/wp-includes/js/tinymce/plugins/wpemoji/plugin.js
@@ -23,7 +23,7 @@
 			typing = event.type === 'keydown';
 		} );
 
-		editor.on( 'input', function( event ) {
+		editor.on( 'input', function() {
 			if ( typing ) {
 				return;
 			}
@@ -52,7 +52,7 @@
 			if ( twemoji.test( node.textContent || node.innerText ) ) {
 				replaceEmoji( node );
 
-				// In IE all content in the editor is left selected aftrer wp.emoji.parse()...
+				// In IE all content in the editor is left selected after wp.emoji.parse()...
 				// Collapse the selection to the beginning.
 				if ( tinymce.Env.ie && tinymce.Env.ie < 9 && event.load && node && node.nodeName === 'BODY' ) {
 					selection.collapse( true );
@@ -60,7 +60,7 @@
 			}
 		} );
 
-		// Convert Twemoji compatible pasted emoji repacement images into our format.
+		// Convert Twemoji compatible pasted emoji replacement images into our format.
 		editor.on( 'PastePostProcess', function( event ) {
 			if ( twemoji ) {
 				tinymce.each( editor.dom.$( 'img.emoji', event.node ), function( image ) {
diff --git a/src/wp-includes/js/wp-emoji.js b/src/wp-includes/js/wp-emoji.js
index c3b275c8bd..408cdf2d18 100644
--- a/src/wp-includes/js/wp-emoji.js
+++ b/src/wp-includes/js/wp-emoji.js
@@ -88,8 +88,8 @@
 			if ( type === 'flag' ) {
 				/*
 				 * This works because the image will be one of three things:
-				 * - Two empty squares, if the browser doen't render emoji
-				 * - Two squares with 'G' and 'B' in them, if the browser doen't render flag emoji
+				 * - Two empty squares, if the browser doesn't render emoji
+				 * - Two squares with 'G' and 'B' in them, if the browser doesn't render flag emoji
 				 * - The British flag
 				 *
 				 * The first two will encode to small images (1-2KB data URLs), the third will encode