Christgau believed that Chance 's voice sounded better as the music 's gospel demands a controlled pitch .
`` Writing for Noisey , Robert Christgau believed Chance 's already irrepressibly cheerful voice sounded more attractive and substantial than before because of how the music 's gospel elements had encouraged a stronger `` '' vocal muscle '' '' and pitch . ''
Coloring Book -LRB-mixtape-RRB-