May 22nd - Saint Rita of Cascia

How many nuns have forehead wounds ?  Probably not many nuns, but at least one nun did have a forehead wound - Saint Rita of Cascia (Patroness Saint of the Impossible)

Wikipedia link to entry for Saint Rita of Cascia - https://en.wikipedia.org/wiki/Rita_of_Cascia

Mass comparison ...
Common Mass - http://www.liturgies.net/saints/ritaofcascia/readings.htm
Daily Mass - http://www.usccb.org/bible/readings/052218.cfm

there is a movie, too !

https://formed.org/watch/56be71506ee44c241e9caefc