In a bowl, beat cream cheese and add in sauce.Stir shredded chicken into mixture by hand.Stir in blue cheese and celery.Spread approximately ¾ cup of mixture on top of one of the tortillas. Roll up tortilla tightly, but without shifting the mixture too much. Repeat with remaining tortillas. Place rolled tortillas on a place and cover with plastic wrap.Refrigerate for 2-4 hours.Remove from refrigerator and unwrap. Slice each rolled tortillas in half and then each half into 3 slices, discarding ends.Place slices on serving plate or tray.