diff --git a/gallery_dl/extractor/simpcity.py b/gallery_dl/extractor/simpcity.py
index 41be2dae..caefe2ce 100644
--- a/gallery_dl/extractor/simpcity.py
+++ b/gallery_dl/extractor/simpcity.py
@@ -30,11 +30,14 @@ class SimpcityExtractor(Extractor):
         self.login()
 
         extract_urls = text.re(
-            r'(?s)<(?:'
-            r'video (.*?\ssrc="[^"]+".*?)</video>'
-            r'|a [^>]*?href="(?:https://[^"]+)?(/attachments/[^"]+".*?)</a>'
-            r'|div [^>]*?ata-src="(?:https://[^"]+)?(/attachments/[^"]+".*?)/>'
-            r'|(?:a [^>]*?href|iframe [^>]*?src)="([^"]+)'
+            r'(?s)(?:'
+            r'<video (.*?\ssrc="[^"]+".*?)</video>'
+            r'|<a [^>]*?href="'
+            r'(?:https://[^"]+)?(/attachments/[^"]+".*?)</a>'
+            r'|<div [^>]*?data-src="'
+            r'(?:https://[^"]+)?(/attachments/[^"]+".*?)/>'
+            r'|(?:<a [^>]*?href="|<iframe [^>]*?src="|'
+            r'''onclick="loadMedia\(this, ')([^"']+)'''
             r')'
         ).findall
 
@@ -53,6 +56,8 @@ class SimpcityExtractor(Extractor):
                     data["num"] += 1
                     data["num_external"] += 1
                     data["type"] = "external"
+                    if ext.startswith("//"):
+                        ext = "https:" + ext
                     yield Message.Queue, ext, data
 
                 elif video:
diff --git a/test/results/simpcity.py b/test/results/simpcity.py
index 8f3cd929..6baafa21 100644
--- a/test/results/simpcity.py
+++ b/test/results/simpcity.py
@@ -205,6 +205,14 @@ __tests__ = (
     },
 },
 
+{
+    "#url"     : "https://simpcity.cr/threads/lustn4lexi-hot4lexi-lexi-2-legit-hott4lexi-lexi.175167/post-2512729",
+    "#comment" : "'Click here to load redgifs media' (#8609)",
+    "#class"   : simpcity.SimpcityPostExtractor,
+    "#auth"    : True,
+    "#results" : "https://redgifs.com/ifr/unusedsubmissivemullet",
+},
+
 {
     "#url"     : "https://simpcity.cr/threads/alua-tatakai.89490/",
     "#class"   : simpcity.SimpcityThreadExtractor,