Joe Otterson TV Reporter“That ’90s Show,” the spinoff of “That ’70s Show” at Netflix, is bringing back Tommy Chong as Leo.Chong made the announcement during an interview with The Dark Mark Show, saying “They gave me a call and I did my part…They never gave me any instructions, so I don’t know if I’m supposed to be talking about it or not. I really don’t give a s— to tell you the truth.