02/14/2014 02:59 pm ET

Even Kate Middleton Has Yoga Pants Days

Max Mumby/Indigo via Getty Images

Kate Middleton may be royalty, but she still gets a day off from being a princess. The Duchess of Cambridge took her dog, Lupo, and her son, Prince George, out for a walk in London on Thursday, one day ahead of her appearance at Northolt High School.

Read more on www.popsugar.com