28 Days

Gwen Cummings is an alcoholic who spends her nights in a drunken haze with her boyfriend, Jasper. They arrive late and disheveled to her sister Lily's wedding, where Gwen knocks over the wedding cake and drunkenly steals a limousine, crashing into a house. Given a choice between jail time or 28 days in a rehab center, she chooses rehab.