Listen closely! Welcome to WatchMojo, and today were counting down our picks for the top South Park celebrity appearances that you may not have even noticed. Our countdown includes celebrities Bill Hader, Cheech Marin, Lorde and more! Did we miss any celebrity cameos? Let us know in the comments!

Check out these other South Park videos:
When South Park Got Serious: 20 Saddest Moments: https://youtu.be/JwOULdp8JVk?sibysOOlT6QsEv8KVp
Top 30 Worst Things Eric Cartman Has Ever Done On South Park: https://youtu.be/oViYukYYS2Y?siNZlAqBbdP1OWoTjb
Top 10 Times South Park ROASTED Religion: https://youtu.be/rscZ_1wTxRw?sioWo9PH4MHM4xSdMR

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