Bubba Kitty in a cap & gown, ...and tie & shades. "Got my B.S.!" You know what they say about B.S., M.S.(more of the same) and Ph.D. (piled higher & deeper). You could just put "Class of 2013". Customize it and have fun.
You have the most tolerant cats! I couldn't imagine getting mine to sit still long enough for me to dress them up. Even Big Mo would be like lightning if he saw me coming at him with a costume! Five Stars, Bright Blessings & Soft Hugs, Bit