Do curly or curling shampoo(w.e its called) does it make straight hair wavy or what?

I've heard of a shampoo thats called curling or curly shampoo does it make ur hair wavy or curlying if u have straight hair..if not is there a shampoo like even if it last temporarliy only?Do curly or curling shampoo(w.e its called) does it make straight hair wavy or what?
I think the ';curling'; shampoo isn't as heavy on your hair as regular so that when you scrunch or curl your hair it isn't weighed down by the product you washed with. Try the got-2-be mousse in a pump can.