Simplify the following text for a Grade 7 native English-speaking person.
Original: Glenn Henry `` Mr. Goalie '' Hall ( born October 3 , 1931 , in Humboldt , Saskatchewan , Canada ) is a former professional ice hockey goaltender .
Simplified: Glenn Henry `` Mr. Goalie '' Hall ( born October 3 , 1931 , in Humboldt , Saskatchewan ) is a former professional ice hockey goaltender .