From Facing Couples.
- Swap The Top [C3A]:
 
- Belles Extend (L-H) and Cast Off 3/4 as Beaus Run once and a half.  
  
Ends in a R-H Wave.
 
- Cross Swap The Top [C3B]:
 
- Belles Cross Extend (R-H) and Cast Off 3/4 as
  Beaus Run once and a half.  
  
Ends in a R-H Two-Faced Line.
 
- Reverse Swap The Top [C3A]:
 
- Beaus Extend (R-H) and Cast Off 3/4
as Belles Run once and a half. 
Ends in a L-H Wave.
  
At C3B and above, callers many instead say Mirror Swap The Top.
 
- Reverse Cross Swap The Top [C3B]:
 
- Beaus Cross Extend (L-H) and Cast Off 3/4 as Belles Run once and a half.  
  
Ends in a L-H Two-Faced Line.
  
At C3B and above, callers many instead say Mirror Cross Swap The Top.
 
 
 |  This is the starting formation for each of the following: |  |   |  
 
 |   | 
 
 |   | 
 
 |   | 
 
 |  after Swap The Top |   | after Cross Swap The Top |   | after Reverse Swap The Top |   | after Reverse Cross Swap The Top |   
 | 
Dancing hint: Those doing the Run 1 and 1/2 should back up a little before
  starting the call.
Alternative definitions:
  - 
    Swap The Top: 
    1/2 Swap Around; 
    Centers Cast Off 3/4  as  Ends Roll  twice .
  
 
  
  
- 
    Reverse Swap The Top: 
    1/2 Reverse Swap Around; 
    Centers Cast Off 3/4  as  Ends Roll  twice .
  
 
  
  
- 
    Cross Swap The Top: 
    1/2 Swap Around; Centers Slither; 
    Centers Cast Off 3/4  as  Ends Roll  twice .
  
 
  
  
- 
    Reverse Cross Swap The Top: 
    1/2 Reverse Swap Around; Centers Slither; 
    Centers Cast Off 3/4  as  Ends Roll  twice .
  
 
Perhaps Swap The Top should have been named Swap Your Neighbor.