There is ample evidence from as early as the fourth century that dance was a frequent occurrence in church, serving as a component of liturgical services on special occasions, especially Easter and Christmas. That the tradition continued throughout the Middle Ages is attested to by a twelfth-century description of girls dancing during the Easter celebrations in London and references to thirteenth-century clerics in Gournay (near Rouen, France) dancing as a part of the feasts of the Innocents and of St. Madeline. The troubadour Pierre de Corbiac wrote in his Tesaur around the year 1250 that.....