From a 2 x 2.
Leaders do their part of a 
  Shakedown 
  as Trailers do their part of a 
  Reverse Split Swap.
Ends in a 2 x 2.
 
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 |  before Shake & Rattle |   | after
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 |  before Shake & Rattle |   | after
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Notes:
- 
  Shake & Rattle advances each dancer clockwise one position
    within the 2 x 2, and
    changes the handhold that you have toward the Center of the 2 x 2.
 - 
  Everyone can Roll.
 
Shakedown [C1] (Lee Kopman 1976):
 From Back-to-Back Couples or applicable T-Bone 2 x 2 (all Leaders).  
  As one movement, Belles 1/4 Right & Run as Beaus Run & 1/4 Right (Roll).  
  Ends in Facing Couples.
Reverse Split Swap [C2] ("Skinny" Hall 1968):
 From Facing Couples.  
  As one movement, Beaus Circulate & 1/4 Left as Belles 1/4 Left & Circulate.  
  Ends in Back-to-Back Couples.
Single Shake & Rattle [C3B]:
 From Tandem dancers, Facing dancers, or Back-to-Back dancers.  
  Leaders Single Shakedown (Right Roll To A Wave and Roll) as 
  Trailers Single Reverse Split Swap (Touch and 1/4 Out).
 
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 |  before Single Shake & Rattle |   | after
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