It's not just Aviva. Unluckily for him, he lives in a high car crime area. But since they are working it out with him, he'll probably get something cheap.
Besides that, people work a lifetime to earn something that luxurious. That's like smashing something for shits and giggles. He didn't have to have a tantrum because his car wasn't fixed right, he could have gone right back and got it fixed the right way.