Season 10 - AABF03 - Lisa Gets an A
 
 
 
 
Willie fishes around in the toilet, similar to what Renton (Ewan McGregor) does in Trainspotting.
Season 15 - EABF22 - The Regina Monologues
 
 
Maggie crawls on the roof and twists her neck 180 degrees, similar to what the baby does in Renton's nightmare.
   
 
   

 
 
 
 
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