Simplify the following text for a Grade 11 native English-speaking person.
Original: The music video to the song was filmed in the relatively brief period when bassist Paul `` Guigsy '' McGuigan quit the band due to nervous exhaustion ; Scott McLeod came in to replace him .
Simplified: The music video to the song was filmed in the short period when bassist Paul `` Guigsy '' McGuigan quit the band due to nervous exhaustion ; Scott McLeod came in to replace him .