His Start to a new life (learning to love again squeal)

Okay so we go four years ahead and christina and Justin's life has changed for the better. She got him signed to a record company with his manager being scooter. She and him started to make music well she helped him create the tracks and he's just about ready to go on his third tour.
He killed it when he started with his believe album and his journals and now he has started his purpose one. But little do they know that the fame and success starts to go to his head and they go through rough times together. Will they be able to pull through or crash and burn?