An old-timey McDonald's character is making a comeback this month—and we have all the details below. Can you guess who it is?

McDonald’s famous Shamrock Shake is back in stores, about a month ahead of St. Patrick’s Day. But this year is extra special: To celebrate, the 85-year-old fast food chain is bringing back a green ...

The character known for his purple hue discovers an Irish uncle, on tap to promote the green-hued limited-edition Shamrock ...