There are 430 calories in a 1 burger serving of McDonald's Daily Double. Calorie breakdown: 47% fat, 32% carbs, 21% protein.
To change your name on Facebook, log into Facebook and navigate to your Account Settings, then click on your name to open the name editor (or go to General and Name if using the mobile app). Change your first, middle, and last name as applicable, then click on Save Changes to complete the process.
Change your Facebook Username (Vanity URL). Back on the Account Settings page, you can also change your Username. This is the URL that people can type in to find you. Click Edit in the Username row, and then type in your new URL. You may find that your new name is already taken.