The Big Bang Theory
The cast of this sitcom had been around for 12 seasons. Sadly, we have no choice but to bid them all adieu. The final season was aired in May 2019. Did you think the show ended on a good note?
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Supernatural
Considering just how big this TV show is, we can see why so many people got worried about its renewal. In the end, we found out that the 15th season is the last one. Yes, we were also heartbroken to hear this.