The new McDonaldland shake, depending on which size you order, runs between 510-900 calories. Here's what it tastes like.

Recently, Happy Meals included McDonald's-themed toys -- such as drink machines, fryers and trays with food on them -- ...

Ronald McDonald, Grimace, Birdie, Hamburglar, Mayor McCheese and the Fry Friends are together again for a new McDonald’s meal ...

McDonald's has a new adult Happy Meal that fans will love. McDonaldland deal features a special shake, nostalgic treat, and ...

The meal includes a choice of classic entrees including Chicken McNuggets or the Quarter Pounder, fries and a blue and pink ...

The new McDonaldland Meal includes a pink-and-blue shake and six collectible tins themed for the chain's beloved characters ...

The meal (available starting Aug. 12) includes the Mt. McDonaldland milkshake, your choice of a Quarter-Pounder with cheese ...

McDonaldland new menu, designed especially for adult customers, includes collectible figures such as Ronald McDonald ...

McDonald’s is bringing back nostalgic characters to launch a new adult Happy Meal, which will include a new limited-edition ...

Nostalgic McDonald’s characters are making a comeback with the launch of a new limited-edition adult Happy Meal next week.

McDonald's is releasing a retro "adult Happy Meal" featuring a limited-edition shake and nostalgic characters for a blast ...

McDonald's nostalgic McDonaldland meal, complete with a limited-edition shake and "souvenir," launches tomorrow.