Well, it seems this big sis wasn't having any of it!
Koko took to Twitter on Monday with a very cryptic message about all the "sh*t", writing:
[Image via Instagram.]
Good Morning America brought Katy to contest winners Lakewood High School for a one-of-a-kind Prism pep rally and birthday bash!
Ch-ch-check out the video (above) to see Katy give an amazing (and athletic!) performance as she teaches these kids how to Roar!
Interview and Walking On Air