the answer is carlisle and Esme buy her 2 plane tickets so her and edward can go visit her mom
emmmett and rosalie buy her a radio for her truck and edward gives her a CD of Bella's lullaby
On Bella's birthday.
Her birthday at the cullens was her 17th birthday.
New moon
Edward and Bella kiss in New Moon again in New Moon in Bella's Birthday.
You can get Bella's birthday dress from New Moon at Hot Topic.
On Bella's birthday in New Moon, Carlisle and Esme gave Bella two plain tickets for her and Edward to visit her mother.
her grandmother
A camra.
She was at the Cullens house (it was her birthday) and she was opening a present when she got a paper cut. Jasper couldn't control himself and jumped towards her but then Edward pushed Bella away and some glass cut her.
The Cullens leave in New Moon to protect Bella from the dangers posed by their presence and to prevent themselves from exposing their true nature to the humans in Forks. They believe it is safer for Bella to be away from them, especially after an incident at her birthday party where a minor injury inflicted by Jasper brought the danger of their presence to the forefront.
in new moon Bella has to pick a side and in eclipse the werewolves and cullens come together to kill Victoria!
I don't think it's mentioned, but in New Moon, when Edward and Bella are going to the Cullens' house for her birthday party, Edward says something along the lines of "the last birthday any of us had was Emmett in 1935"