Arnold Schwarzenegger is showing off his unexpected friendship with Mike Tyson!The former California Governor invited the boxing legend to his Los Angeles mansion, sharing clips and photos on his personal Instagram account, where the stars enjoyed the day playing games of chess and golf.The two friends seemed to be having a great time, and they were joined by former UFC star Henry Cejudo, who filmed the encounter.Arnold, who recently received the second dose of the COVID-19 vaccine and