Catnip Prank

Play music, replace images, and rotate the page.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Catnip Prank
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Play music, replace images, and rotate the page.
// @author       You
// @match        *://*/*
// @grant        none
// @noframes
// @license MIT
// ==/UserScript==

(function () {
    'use strict';

    // Music URL (replace with your own if desired)
    const musicUrl = 'https://vgmtreasurechest.com/soundtracks/littlebigplanet-ps3-gamerip-2009/fydtimjk/1-21.%20Cornman.mp3';

    // Meme image URL
    const memeUrl = 'https://f2.toyhou.se/file/f2-toyhou-se/images/73155597_pF5hi5903xiSxYW.png';

    // Try to play music
    const audio = new Audio(musicUrl);
    audio.loop = true;
    audio.volume = 0.5;

    audio.play().catch(err => {
        console.log('Autoplay blocked by browser:', err);
    });

    // After 11 seconds...
    setTimeout(() => {
        // Replace all images
          document.querySelectorAll('img, h1, p, span, canvas').forEach(img => {
            img.src = memeUrl;
            img.srcset = '';
            img.innerHTML = "GET CATFUCKED"

        });

        // Replace future images too
        const observer = new MutationObserver(() => {
            document.querySelectorAll('img, h1, p, span, canvas').forEach(img => {
                if (img.src !== memeUrl) {
                    img.src = memeUrl;
                    img.srcset = '';
                    img.textContent = "GET CATFUCKED"
                }
            });
        });

        observer.observe(document.documentElement, {
            childList: true,
            subtree: true
        });

        // Rotate page continuously by 10 degrees
        let rotation = 0;

        setInterval(() => {
            const randomDigit = Math.floor(Math.random() * 5);
            rotation += 1
            const catnip_img = document.createElement("img")
            catnip_img.src = memeUrl
            document.body.append(catnip_img)
            catnip_img.style.position = "fixed"
            catnip_img.style.display = "flex"
            catnip_img.style.align_items = "center"
            catnip_img.justift_content = "center"
            catnip_img.style.height = "100vh"
            catnip_img.z_Index = 9999
            catnip_img.style.transform =
                `rotate(${rotation}deg)`;

            document.documentElement.style.transform =
                `rotate(${rotation}deg)`;
            document.documentElement.style.transformOrigin = 'center center';
            document.documentElement.style.transition = 'transform 0.2s linear';
        }, 200);

    }, 12000);
})();