Ty is asked to mentor a troubled kid, but finding common ground proves harder than he expected. Meanwhile, Lou organizes a horse yoga retreat at the Dude Ranch, but she is taken by surprise when she learns who the instructor is and this subsequently leads to hijinks between Georgie and Wyatt. And as Amy works with a restless yoga horse she learns the real reason her dad is so keen on helping Jack and Ty build a treehouse for Lyndy.