Background: Cardiac myxomas are benign tumors that can occur in any heart chamber or valve. They are extremely rare in dogs. We present a novel case involving a cardiac myxoma in the left ventricular outflow tract (LVOT) and a ventricular septal defect (VSD) in a small dog. https://www.roneverhart.com/SWW-x-SXSW-Cake-Something-Was-Wrong-2-8x3/