Before revision: Sid and Marty Krofft are two of Americas most well known puppeteers and were mainly known for their live action children's TV series in the 60s and 70s namely HR Puffinstuff and Lidsville.
After revision: Sid and Marty Krofft are two of Americas most well known puppeteers and were mainly known for their live action children's TV series in the 60s and 70s namely HR Pufnstuf and Lidsville.