You can do /rp to load the resource pack in game. If that doesn't work you can download the pack using this link http://cdn.grandtheftmc.net/GTM-2.4.12-1.11.zip After you download the file, you need to open your resourcepack folder. You can open the resourcepack folder in game. First press escape on your keyboard, then options, the Resource Packs, then click the button that says "Open Resource Pack Folder" at the bottom of the screen. Then, move the downloaded file into that folder. After you move the file into the folder, you should restart your Minecraft. After restarting and going into a game, press escape on your keyboard again, then options, then on Resource Packs, and you should see the pack on the left-hand side under "Available Resource Packs". Then to turn it on, put your mouse on the pack and press the arrow that is on it. It should move to the right side of the screen under "Selected Resource Pack". Then, click done and it should apply. Moved