JUNIPER is a heart-warming comedy-drama about a self-destructive teenager (Sam) who is forced to take care of his feisty alcoholic grandmother (Ruth). Charlotte Rampling, an actor I have never really been impressed with, perfectly suits her role this time as Ruth. She's hilarious, foul-mouthed, and very lovable. George Ferrier is also excellent as Sam, Ruth's grandson, who slowly starts to change for the better as he spends more time with her. The relationship between Sam and Ruth is the heart of the movie, and it's wonderfully portrayed as it grows from one of resentment to one of love and…