it depends how you mean this. Alice's vampire years age is unknown but she looks 17. and will stay seventeen forever.
In new moon it's Bella's 18 birthday so she older human birthday wise/ physically and Bella is changed 3 days before her 19th birthday in breaking dawn.
Alice Cullen plans Edward and Bella's wedding... originally they were going to do a small wedding but Alice played the guilt card and finally persuaded Bella to let Alice design Bella's and Edwards wedding
Yes, Jasper, Bella, and Alice all get along except for when Jasper is not able to control himself when he smells Bella at the time that she cut herself during her birthday party at the Cullen's house. The only time that Bella and Alice don't get along is when Bella is annoyed of Alice throwing her a birthday party or getting her ready for prom.
So no one finds out where she and Jasper are going except for Bella because she is the only one who's thoughts cannot be read by Aro.
Yes Kristen Stewart is going to play Bella in Breaking dawn.
He likes her better than the other vampires. But he is not in love with her, all through Twilight-Early breaking dawn he likes Bella. Then he Imprints on Bella&Edwards daughter Renesmee. But he does not fancy Alice... He likes her as a friend, because she understands what he is going through.
Its going to be a wedding planned by Alice in the Cullen's household.
No.
No :(
No
No
The turning point in the plot is when Edward thinks Bella killed herself ,So he goes to the volturi and kills himself to be with Bella ,but Alice saw what Edward is going to do so, Alice tells Bella , so Bella and Alice go and save Edward
Charlie offered that Alice could stay at his house with Bella when Alice said her family went on a "hiking" trip. Alice didn't want to say no, but she needed to tell Charlie that Bella was staying at the Cullen's house. (Just a lie) Alice wan't Bella to help her, so she stepped on her foot.