will my highlights ever fade?!

hi! im naturally a redhead (awburn) and i got light blond highlights....well i dont like them anymore and i was wondering if they will ever fade or if i have to dye my hair back (i got foil highlights done in a salon) please give me advice........ help!!!!!
                    thanks -sassyredhead

No... Highlights make your hair permanently lighter. You may lose some pigment from fading, but the lightness will still be there. (for example the gold-tone might fade but the lightness will not)

You'd have to re-dye it reddish. 

Hope this helps
Anais