6.Ruining each other's clothes because they never actually fit.
7.Who the most vain is.
8.Mummy and daddy's affection.
9.Exam results.
10.Real and imaginary friends.
11.Who is the spoilt child.
12.The family car.
13.Music.
14.Makeup.
15.The TV remote.
Watch two sisters fight it out in an epic battle of good vs evil in the upcoming epic, The Hunstman, arriving in cinemas April 22. Check out the clip below and prepare to be blown away…