diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 57f4819c0..a288ee64f 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -108,13 +108,17 @@ module ApplicationHelper
     tag.time content || datetime, datetime: datetime, title: time.to_formatted_s, **options
   end
 
-  def humanized_duration(from, to)
+  def humanized_duration(from, to, compact: false)
     if to - from > 10.years
       duration = "forever"
     else
       duration = distance_of_time_in_words(from, to)
     end
 
+    if compact
+      duration = duration.gsub(/almost|about|over/, "").gsub(/less than a/, "<1").strip
+    end
+
     datetime = from.iso8601 + "/" + to.iso8601
     title = "#{from.strftime("%Y-%m-%d %H:%M")} to #{to.strftime("%Y-%m-%d %H:%M")}"
 
diff --git a/app/javascript/src/javascripts/common.js b/app/javascript/src/javascripts/common.js
index e0fc4d0c0..cc04ab125 100644
--- a/app/javascript/src/javascripts/common.js
+++ b/app/javascript/src/javascripts/common.js
@@ -9,8 +9,8 @@ $(function() {
 
   $("#hide-promotion-notice").on("click.danbooru", function(e) {
     $("#promotion-notice").hide();
-    Cookie.put("hide_promotion_notice", "1", 1 * 24 * 60 * 60);
-    Cookie.put("hide_upgrade_account_notice", "1", 1 * 24 * 60 * 60);
+    Cookie.put("hide_final_promotion_notice", "1", 3 * 60 * 60);
+    Cookie.put("hide_upgrade_account_notice", "1", 7 * 24 * 60 * 60);
     e.preventDefault();
   });
 
diff --git a/app/views/layouts/default.html.erb b/app/views/layouts/default.html.erb
index 778a3c143..7c6606f56 100644
--- a/app/views/layouts/default.html.erb
+++ b/app/views/layouts/default.html.erb
@@ -70,21 +70,14 @@
   <div id="page">
     <%= render "users/verification_notice" %>
 
-    <% if Danbooru.config.is_promotion? && cookies[:hide_promotion_notice].blank? %>
+    <% if Danbooru.config.is_promotion? && cookies[:hide_final_promotion_notice].blank? %>
       <div class="notice notice-info notice-large" id="promotion-notice">
-        <% if rand <= 0.0025 %>
-          <%= tag.img src: "/images/provgift.png", width: 24, height: 24 %>
-        <% elsif rand <= 0.0025 %>
-          <%= tag.img src: "/images/kemogift.png", width: 24, height: 24 %>
-        <% elsif rand <= 0.0025 %>
-          <%= tag.img src: "/images/padoru.gif", width: 24, height: 24 %>
-        <% elsif rand <= 0.0025 %>
-          <%= tag.img src: "/images/ablobgift.gif", width: 24, height: 24 %>
-        <% else %>
-          <%= tag.img src: "/images/blobgift.png", width: 24, height: 24 %>
-        <% end %>
+        <% file = %w[provgift.png kemogift.png padoru.gif ablobgift.gif].sample %>
+        <%= tag.img src: "/images/#{file}", width: 24, height: 24 %>
 
-        <%= link_to "Danbooru Winter Sale!", forum_topic_path(17832) %> 25% off Gold and unlimited searches for Members!
+        <%= link_to "Danbooru Winter Sale", forum_topic_path(17832) %> ends in
+        <%= Time.use_zone("UTC") { humanized_duration(Time.zone.parse("2021-01-01"), Time.zone.now, compact: true) } %>!
+        Get 25% off Gold &amp; Platinum
         (<%= link_to "hide", "#", id: "hide-promotion-notice" %>)
       </div>
     <% end %>
diff --git a/app/views/user_upgrades/new.html.erb b/app/views/user_upgrades/new.html.erb
index 31a85d34d..ed3647fe1 100644
--- a/app/views/user_upgrades/new.html.erb
+++ b/app/views/user_upgrades/new.html.erb
@@ -19,7 +19,11 @@
       <h1>Upgrade Account</h1>
 
       <% if Danbooru.config.is_promotion? %>
-        <p><b>Danbooru Winter Sale! Gold and Platinum upgrades are 25% off from now until January 1st.</b></p>
+        <p>
+          <%= tag.img src: "/images/padoru.gif", width: 24, height: 24 %>
+          <b>Danbooru Winter Sale! Gold and Platinum upgrades are 25% off. Sale ends in <%= Time.use_zone("UTC") { humanized_duration(Time.zone.parse("2021-01-01"), Time.zone.now, compact: true) } %>.</b>
+          <%= tag.img src: "/images/padoru.gif", width: 24, height: 24 %>
+        </p>
       <% end %>
 
       <p>Upgrading your account gives you exclusive benefits and helps support