Watch John Oliver explain why SantaCon is ho-ho-horrible
7:03am PST - December 9th, 2019 cbs news - MashableJohn Oliver is doing his best to talk some sense into the world. Last Week Tonight is currently on hiatus, but Oliver took some time during the break to warn us all about an ungodly event called SantaCon. The event is "...essentially a day-long pub crawl, org…