A Great Dane and a Chihuahua with a 3-foot height difference became unlikely friends when Guinness World Records arranged a two-day playdate for the title holders.

A playdate between the world’s tallest and smallest living dogs went the way of most dog park encounters despite the 3-foot (0.91-meter) height difference — lots of tail wagging, sniffing and scampering.

There's about a three feet difference in size between the world's tallest and smallest dogs, according to Guinness World Records.