Eruca Crawford, Allen's step-sister, suddenly appears to try to drag her brother home.  The day quickly turns into a no-holds barred competition when the siblings challenge each other to see who can teach Charlotte the most naughty things in town.
You don't know squat about love and romance.
.لا تعلم أي شيء عن الحب والرومانسية
Es geht ja schließlich um Romantik und so.
No sabes nada sobre el amor.
No sabes nada sobre el amor.
Non sai un bel niente sull'amore.
Você não manja nada de romance, afinal!
Ты не разбираешься в отношениях.