Simplify the following text for a Grade 9 native English-speaking person.
Original: As an understudy to Fred Rogers , he traveled to Canada in 1963 to work for the Canadian Broadcasting Corporation on an early version of Mister Rogers ' Neighborhood .
Simplified: He first started learning how to do this when he moved to Canada in 1963 and started working for Fred Rogers on an early version of Mister Rogers ' Neighborhood . This show was on the Canadian Broadcasting Corporation TV channel .