london powell is leanna's little sister from shiitake mushroom. london flips out on the driving intructer. leanna drives her dad lee's car and leanna askes her sister london what's wrong. london freaks out and abby franke sees leanna's sister london freaking out. london tells tells london she wants to be home with bryan that little boy who has special needs. the driving intructer tells london to let's move and london's face turns red with anger. abby askes leanna if she wants her to come over to watch bryan. leanna says yes :)