diff --git a/character_display.py b/character_display.py
index 7b55c44..1ca8217 100644
--- a/character_display.py
+++ b/character_display.py
@@ -17,6 +17,7 @@ class CharacterDisplay:
         self.unicorn = unicorn
         self.minX = minX
         self.maxX = maxX
+        self.black = [0, 0, 0]
 
         self.digits = {
             0: self.displayZero,
@@ -32,23 +33,26 @@ class CharacterDisplay:
         }
 
     def displayDigit(self, x, y, digit, color):
+        self.clearDigit(x, y)
         self.digits[digit](x, y, color)
         self.unicorn.show()
 
     def clearDigit(self, x, y):
         for y1 in range(y, y-5, -1):
             for x1 in range(x, x+3):
-                self.setPixel(x1, y1, [0, 0, 0])
+                self.setPixel(x1, y1, self.black)
 
         self.unicorn.show()
 
     def displayTimeDots(self, x, y, color):
+        self.setPixel(x, y, self.black)
         self.setPixel(x, y-1, color)
+        self.setPixel(x, y-2, self.black)
         self.setPixel(x, y-3, color)
+        self.setPixel(x, y-4, self.black)
         self.unicorn.show()
 
     def displayZero(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.bothSides(x, y-1, color)
         self.bothSides(x, y-2, color)
@@ -56,7 +60,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displayOne(self, x, y, color):
-        self.clearDigit(x, y)
         self.rightSide(x, y, color)
         self.rightSide(x, y-1, color)
         self.rightSide(x, y-2, color)
@@ -64,7 +67,6 @@ class CharacterDisplay:
         self.rightSide(x, y-4, color)
 
     def displayTwo(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.rightSide(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -72,7 +74,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displayThree(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.rightSide(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -80,7 +81,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displayFour(self, x, y, color):
-        self.clearDigit(x, y)
         self.bothSides(x, y, color)
         self.bothSides(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -88,7 +88,6 @@ class CharacterDisplay:
         self.rightSide(x, y-4, color)
 
     def displayFive(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.leftSide(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -96,7 +95,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displaySix(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.leftSide(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -104,7 +102,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displaySeven(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.rightSide(x, y-1, color)
         self.rightSide(x, y-2, color)
@@ -112,7 +109,6 @@ class CharacterDisplay:
         self.rightSide(x, y-4, color)
 
     def displayEight(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.bothSides(x, y-1, color)
         self.fullLine(x, y-2, color)
@@ -120,7 +116,6 @@ class CharacterDisplay:
         self.fullLine(x, y-4, color)
 
     def displayNine(self, x, y, color):
-        self.clearDigit(x, y)
         self.fullLine(x, y, color)
         self.bothSides(x, y-1, color)
         self.fullLine(x, y-2, color)