These are my toycamera recommendation that you should buy
Jelly Toy Camera
Looks cute and it will give you an old-style photo like Holga and Diana (Lomo Camera) result
And it costs cheapher than Lomo, In Indonesia its around Rp 200.000,-
Disderi 3-Lens
This is the most common toy camera which is people like to buy
The result will give you three effect-view
And i think you need to take picture outside to give more desirable result because there's no flash on it
Now it costs around Rp 160.000,-
Disderi 4-Lens and 2-Lens
Disderi 4-Lens will give you result like Action Sampler Camera (Lomo),
4 effect-view while Disderi 2-Lens give you result, of course, 2 effect-view
Aquapix Toy Camera
This camera can taking pictures in the water
If you want to take photo while you swim, just buy this camera
Because it costs only Rp 150.000,-
Purple Octopus Toy Camera
Actually there're 3 types of Octopus Camera
You can seach more information in Google
This costs only Rp 45.000,-
Coca Cola Toy Camera
Is this cool, right? Yea and i have the Fanta one
This camera is rare, you need to search someone who sell this
But it just costs around Rp 300.000,-
Fisher Price Camera
Most of Indonesian professional photographer using this camera (and i have one :p)
You can buy this through ebay or search someone on the internet who sell this
And it costs around Rp 600.000,-