• Ollie toward a wall and press x right before you make contact.
  
• You will sticker slap, give it a second to complete.
  
• Get off board and tap left at the same time (or press right depending on the camera angle).
  
• Then get on board and tap left at the same time (or right).
  
• Before you make contact with the wall sticker slap again, repeat.
  

Note - This can also be done with a wallplant (down x).