Playing a trick on my friend, where can i find cheap balloons?

Question

Does anyone know where i can buy balloons really cheap? Im playing a trick on my flat mate and im going to fill his entire room with balloons because... its funny.

So, how can i do this in the most cost efficient way possible?

Thanks in advance

Answer 1

you can get them at dollar tree that's where i got them

Answer 2

r u british? ... oh well, never mind... i get them from da 99 cent store...

Answer 3

99 cent store lol

Answer 4

If you go to orientaltrading.com, you can get a bunch of balloons for cheap.

And it's safe to order from them.