[UPDATE] ‘South Park’ Season 19, Episode 10 Finale Preview Trailer, Spoilers: ‘PC Principal Final Justice’ [Live Stream, Where To Watch Online]

The finale episode of "South Park" Season 19 is set to air this week as PC Principal returns with a vengeance. The official synopsis and preview trailer of "South Park" Season 19, Episode 10 finale showcase what is going down on the last instalment.

Warning: This article contains spoilers for "South Park" Season 19, Episode 10. Read only if you wish to know more about the instalment.

"South Park" Season 19, Episode 10 Official Synopsis

It is time for final justice and PC Principal comes down with complete vengeance. "The citizens of South Park feel safer when armed," reads the synopsis of "South Park" Season 19, Episode 10 finale.

"The gentrification of South Park is pricing Randy right out of town. Meanwhile, Kyle's distrust of Stan has broken their friendship and thrown Kyle into a dangerous alliance."

"South Park" Season 19, Episode 10 Preview Trailer

Go up to bed is the theme of the preview trailer. Cartman and his mom have an argument and it takes no time for the situation to escalate.

"Mom, I am into this movie, I am not going to bed right now, chillax," Cartman says to his mom. However, his mom is in no mood to listen. Cartman points a gun at his mom and threatens that he will only leave after the movie is over.

But, Cartman's mom takes out her gun and points at Cartman.

Watch "South Park" Season 19, Episode 10 preview trailer, here.  

How and Where to Watch "South Park" Season 19, Episode 10 Finale

Fans can watch "South Park" Season 19 finale episode online for free via live stream on Hulu and SouthPark.cc.com.

"South Park" Season 19, Episode 10 airs Wednesday, Dec. 9, 2015 on Comedy Central at 10 p.m. ET. Stay tuned for more updates and spoilers about "South Park."